CH567757B5 - - Google Patents

Info

Publication number
CH567757B5
CH567757B5 CH1455271A CH1455271A CH567757B5 CH 567757 B5 CH567757 B5 CH 567757B5 CH 1455271 A CH1455271 A CH 1455271A CH 1455271 A CH1455271 A CH 1455271A CH 567757 B5 CH567757 B5 CH 567757B5
Authority
CH
Switzerland
Application number
CH1455271A
Original Assignee
Omega Brandt & Freres Sa Louis
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Omega Brandt & Freres Sa Louis filed Critical Omega Brandt & Freres Sa Louis
Priority to CH1455271A priority Critical patent/CH567757B5/xx
Priority to CH1455271D priority patent/CH1455271A4/xx
Priority to DE19722245723 priority patent/DE2245723C3/de
Priority to US05/293,642 priority patent/US3939689A/en
Priority to FR7234982A priority patent/FR2155526A5/fr
Publication of CH567757B5 publication Critical patent/CH567757B5/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
    • G04D7/1207—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Electric Clocks (AREA)
CH1455271A 1971-10-05 1971-10-05 CH567757B5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1455271A CH567757B5 (fr) 1971-10-05 1971-10-05
CH1455271D CH1455271A4 (fr) 1971-10-05 1971-10-05
DE19722245723 DE2245723C3 (de) 1971-10-05 1972-09-18 Verfahren zur Prüfung eines Uhrwerks und Meßvorrichtung zur Durchführung desselben
US05/293,642 US3939689A (en) 1971-10-05 1972-09-29 Method and apparatus for distinguishing aperiodic noise input signals from periodic input signals during measurement
FR7234982A FR2155526A5 (fr) 1971-10-05 1972-10-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1455271A CH567757B5 (fr) 1971-10-05 1971-10-05

Publications (1)

Publication Number Publication Date
CH567757B5 true CH567757B5 (fr) 1975-10-15

Family

ID=4401768

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1455271D CH1455271A4 (fr) 1971-10-05 1971-10-05
CH1455271A CH567757B5 (fr) 1971-10-05 1971-10-05

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1455271D CH1455271A4 (fr) 1971-10-05 1971-10-05

Country Status (3)

Country Link
US (1) US3939689A (fr)
CH (2) CH1455271A4 (fr)
FR (1) FR2155526A5 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4014205A (en) * 1976-05-17 1977-03-29 Wells Larry L Electronic clock regulator
CH623196B (fr) * 1978-10-30 Portescap Procede de mesure d'une grandeur caracteristique du fonctionnement d'un mouvement d'horlogerie et dispositif generateur d'impulsions de chronometrage destinees a la mise en oeuvre de ce procede.
US9743206B2 (en) 2015-06-22 2017-08-22 Audyssey Laboratories, Inc. Background noise measurement from a repeated stimulus measurement system
US10375473B2 (en) * 2016-09-20 2019-08-06 Vocollect, Inc. Distributed environmental microphones to minimize noise during speech recognition
EP3812847B1 (fr) * 2019-10-21 2022-06-15 The Swatch Group Research and Development Ltd Système de mesure pour plusieurs mouvements horlogers mécaniques

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931217A (en) * 1955-10-27 1960-04-05 William K Squires Electronic timing apparatus
CH376858A (de) * 1962-09-29 1963-12-31 Greiner Electronic Ag Verfahren zur Messung des Ganges von Uhrwerken
CH53965A4 (fr) * 1965-01-13 1967-01-31
US3370456A (en) * 1966-02-18 1968-02-27 Portescan Le Porte Echanpement Timepiece testing apparatus
GB1273429A (en) * 1969-08-01 1972-05-10 Standard Telephones Cables Ltd Improvements in or relating to measuring instruments
US3777547A (en) * 1970-07-22 1973-12-11 Denshi Kohgyo Co Ltd Time rate measuring system for clocks and watches
US3868845A (en) * 1971-01-20 1975-03-04 Citizen Watch Co Ltd Apparatus for measuring a difference in time intervals of a timepiece

Also Published As

Publication number Publication date
DE2245723A1 (de) 1973-04-19
CH1455271A4 (fr) 1975-04-15
FR2155526A5 (fr) 1973-05-18
DE2245723B2 (de) 1975-10-02
US3939689A (en) 1976-02-24

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Legal Events

Date Code Title Description
PL Patent ceased