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Watchmaker profile

Joseph Thaddäus Winnerl

Joseph Thaddäus Winnerl made marine chronometers, precision watches and scientific clocks in Paris, with work associated with the Paris Observatory. 1

Historical individual, not Bernhard Zwinz or an uninterrupted modern company. Sweeping chronograph first-inventor and sole-author claims are omitted.

At a glance

Place
France
Dates
1799–1886 1221799–1886 explicitly stated in French heritage record PM31002620. Earlier birth/origin account retained; not a civil-register audit.
Also known as
Joseph Thaddeus Winnerl, Joseph Thaddaeus Winnerl, J. Th. Winnerl

The watchmaking story

Useful places to start with Joseph Thaddäus Winnerl's work include Marine chronometers, precision pocket watches, observatory clocks, and chronometer No. 405 (inventory dates it to 1859). 2

J. Th. Winnerl, Paris is the name recorded for Joseph Thaddäus Winnerl's own watchmaking practice. 123

Sources connect Joseph Thaddäus Winnerl with Paris Observatory, without establishing a formal role. 123

Scope: Direct watchmaking

Why this person is included

Documented attributable craft or technical contribution

Background and working context

Affiliations and workshops: J. Th. Winnerl, Paris; Paris Observatory 1

Documented origin: Mureck, Austria 1

Geographic ties: Austria; France; Denmark; Germany. Documented workplace / industry location 1

Brands, workshops, and other relationships

  1. Watch brand / watchmaking business · Inherited source-linked record; relationship classification reviewed, sources not reopened

    J. Th. Winnerl, Paris — Own watchmaking practice. Chronometer maker / scientific instrument maker 123

    Legacy affiliation: J. Th. Winnerl, Paris; Paris Observatory. Person-level contribution: Made marine chronometers, precision watches and scientific clocks in Paris, with work associated with the Paris Observatory.

    Original affiliation wording: J. Th. Winnerl, Paris; Paris Observatory. No present-day employment or ownership inferred.

  2. Institution / education / public service · Inherited source-linked record; relationship classification reviewed, sources not reopened

    Paris Observatory — Institutional association — role not established. Chronometer maker / scientific instrument maker 123

    Legacy affiliation: J. Th. Winnerl, Paris; Paris Observatory. Person-level contribution: Made marine chronometers, precision watches and scientific clocks in Paris, with work associated with the Paris Observatory.

    Original affiliation wording: J. Th. Winnerl, Paris; Paris Observatory. No present-day employment or ownership inferred.

Evidence and limitations

This dossier connects 9 field-specific evidence records with 3 public sources. Known links only; full career not established; unresolved relationship(s) remain

Claim qualifications (9)
  • Noteworthy contribution: Brand-authored historical synthesis; technical priority and later claims of extraordinary accuracy not adopted. 1
  • Affiliations / workshops: Brand-authored historical synthesis; technical priority and later claims of extraordinary accuracy not adopted. 1
  • Birth year: Brand-authored historical synthesis; technical priority and later claims of extraordinary accuracy not adopted. 1
  • Documented origin: Brand-authored historical synthesis; technical priority and later claims of extraordinary accuracy not adopted. 1
  • Geographic ties: Brand-authored historical synthesis; technical priority and later claims of extraordinary accuracy not adopted. 1
  • Birth year: Object inventory explicitly supplies 1799–1886; not a civil-register transcription. Object dating and inscriptions have their own scope. 2
  • Death year: Object inventory explicitly supplies 1799–1886; not a civil-register transcription. Object dating and inscriptions have their own scope. 2
  • Representative work: Object inventory explicitly supplies 1799–1886; not a civil-register transcription. Object dating and inscriptions have their own scope. 2
  • Date qualification: Object inventory explicitly supplies 1799–1886; not a civil-register transcription. Object dating and inscriptions have their own scope. 2

Sources

  1. History — Joseph Thaddäus WinnerlWinnerl · Brand-authored historical profile · Not stated

    [S0300] Winnerl. "History — Joseph Thaddäus Winnerl." Not stated. https://winnerl.ch/history.html Accessed 2026-09-13. Locator: Opening biography, apprenticeship, Paris Observatory and 21st-century rebirth sections.

    Source context

    Relationship to subject: Modern business using the historical maker's name

    How it was checked: Opened and text inspected. Locator: Opening biography, apprenticeship, Paris Observatory and 21st-century rebirth sections

    Limitation: Commercial history; sweeping sole-inventor and national-only claims omitted. A 2018 revival is not evidence of uninterrupted corporate continuity.

  2. Chronomètre de Winnerl N°405 inv.89Not stated · Ministère de la Culture — POP / Monuments historiques · Government heritage object record · Created 2018-07-12; updated 2026-04-16

    [S0319] Ministère de la Culture — POP / Monuments historiques. "Chronomètre de Winnerl N°405 inv.89." Created 2018-07-12; updated 2026-04-16. https://pop.culture.gouv.fr/notice/palissy/PM31002620 Accessed 2026-09-13. Locator: PM31002620; historical description, inscriptions, 1859 dating and attribution.

    Source context

    Relationship to subject: Public heritage inventory / object documentation

    How it was checked: Opened — relevant text inspected. PM31002620; historical description, inscriptions, 1859 dating and attribution

    Limitation: Object inventory explicitly supplies 1799–1886; not a civil-register transcription. Object dating and inscriptions have their own scope.

  3. https://winnerl.ch/history.html https://pop.culture.gouv.fr/notice/palissy/PM31002620linked source

Corrections and stronger evidence

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