Measuring – testing – or signalling instruments – Dial – indicator hand – or other element or attachment – Dial or face plate
Patent
1975-07-28
1977-03-08
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Dial, indicator hand, or other element or attachment
Dial or face plate
D1007
Patent
active
D02435918
REFERENCES:
patent: 3548165 (1970-12-01), Linnenkamp
patent: 3574992 (1971-04-01), Ladas
patent: 3762152 (1973-10-01), Marz
patent: 3846701 (1974-11-01), Sampey
European Jeweler, 5/74, p. 88, Clock Faces.
Holtje Nelson C.
Taishoff Howard Alan
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