Measuring – testing – or signalling instruments – Watch – wristwatch or case – Wrist type
Patent
1989-11-30
1992-01-14
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Watch, wristwatch or case
Wrist type
Patent
active
D03231259
REFERENCES:
patent: D152417 (1949-01-01), Glass
patent: D312792 (1990-12-01), Ratajski
Swiss Watch & Jewelry Journal-2/88, p. 348-Watches at center.
Atagi Takashi
Nikaido Takashi
Casio Computer Co. Ltd.
Holtje Nelson C.
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