Measuring – testing – or signalling instruments – Clock or clock case – Changeable exhibitor – e.g. – digital type
Patent
1980-10-09
1983-02-22
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Clock or clock case
Changeable exhibitor, e.g., digital type
D1004
Patent
active
D02680114
REFERENCES:
patent: D237783 (1975-11-01), Loubier
patent: D250252 (1978-11-01), Booty
patent: D250254 (1978-11-01), Booty
patent: D259184 (1981-05-01), Francis
European Jeweler-2/80, p. 116-Dig. Clock.
European Jeweler-2/80, p. 117-Dig. Clock at top-left.
Gifts & Decorative Access.-4/76, p. 92-Dig. Floor Clock at top-right.
Batto Paul C.
Bryk Charles S.
Holtje Nelson C.
Polyn Denis A.
Texasgulf Inc.
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