Measuring – testing – or signalling instruments – Watch – wristwatch or case – Wrist type
Patent
1979-03-02
1981-11-10
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Watch, wristwatch or case
Wrist type
D1002
Patent
active
D02617331
REFERENCES:
patent: D93390 (1934-09-01), Graef
patent: D256677 (1980-09-01), Muramatsu
patent: 1954249 (1934-04-01), Kehl
patent: 2177234 (1939-10-01), Walser
Jeweler's Circular-Keystone, 6/79, p. 18-Watch at center.
Jeweler's Circular-Keystone, 3/79, p. 36-Watch at right.
Jeweler's Circular-Keystone, 7/78, p. 153-Watches at bottom and right.
Holtje Nelson C.
Kabushiki Kaisha Suwa Seikosha
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