Measuring – testing – or signalling instruments – Watch – wristwatch or case – Wrist type
Patent
1992-08-06
1994-11-15
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Watch, wristwatch or case
Wrist type
Patent
active
D03524710
REFERENCES:
patent: D101076 (1936-09-01), Wadsworth
patent: D108734 (1938-03-01), Merz
patent: D108735 (1938-03-01), Merz
patent: D108739 (1938-03-01), Merz
patent: D111530 (1938-09-01), Wuischpard
patent: D112797 (1939-01-01), Stegeman
patent: D151301 (1948-10-01), Tuffo
patent: D251056 (1979-02-01), Perrin
patent: D302133 (1989-07-01), Woomer
patent: 2069453 (1937-02-01), Lazrus
Jeweler's Circular-Keystone--Mar. 1988--p. 82--watch at top-left.
European Jeweler--Feb. 1983--p. 49--watches at top-right.
Jeweler's Circular-Keystone--1986.COPYRGT. p. 202--watches at top.
Girard-Perregauz SA
Holtje Nelson C.
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