Measuring – testing – or signalling instruments – Clock or clock case – Changeable exhibitor – e.g. – digital type
Patent
1978-02-23
1980-06-24
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Clock or clock case
Changeable exhibitor, e.g., digital type
D1001
Patent
active
D02555514
REFERENCES:
patent: D232836 (1974-09-01), Kitai
patent: D234360 (1975-02-01), Duncan
patent: D251330 (1979-03-01), Kurosu
Jeweler's Circular-Keystone, 11/78, p. 64, Quartz Travel Alarm Clock, at left.
European Jeweler, 5/74, p. 92, Clock, at top-right.
Stile Industria, 4/55, p. XX, "Solari Clock".
Gifts & Dec. Access., 2/71, p. 68, Calendar Clock, at left.
Friedman Alex
Holtje Nelson C.
Kabushiki Kaisha Seikosha
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