Kunio Tatsuzawa

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Ina, JP

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Patents Grantslast 30 patents

Information Patent Grant
Escapement mechanism for pendulum clocks
- Patent number 4,139,981
- Issue date Feb 20, 1979
- Rhythm Watch Company Limited
- Kazutoshi Nozawa
- G04 - HOROLOGY
Information Patent Grant
Pendulum clock mechanism
- Patent number 4,127,986
- Issue date Dec 5, 1978
- Rhythm Watch Co., Ltd.
- Kazutoshi Nozawa
- G04 - HOROLOGY