Measuring – testing – or signalling instruments – Watch – wristwatch or case – Wrist type
Patent
1988-09-30
1991-07-02
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Watch, wristwatch or case
Wrist type
Patent
active
D03178730
REFERENCES:
patent: 4948 (1871-05-01), Ingraham
patent: D137330 (1944-02-01), Washam
patent: D311693 (1990-10-01), Woomer
patent: 1954249 (1934-04-01), Kehl
patent: 2166687 (1939-07-01), Kehl
Davis Antoine D.
Hochberg D. Peter
Holtje Nelson C.
Kusner Mark
Weisz Louis J.
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