Measuring – testing – or signalling instruments – Clock or clock case – Plural face
Patent
1989-07-20
1991-11-26
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Clock or clock case
Plural face
D10 21
Patent
active
D03218325
REFERENCES:
patent: D191460 (1961-10-01), Ducommun
patent: D191461 (1961-10-01), Ducommun
patent: D200114 (1965-01-01), Trojnacki
Home Furn. Daily--11/12/58--p. 30--Triangle Clock.
Holtje Nelson C.
Information Clock Industry Co., Ltd.
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