Measuring – testing – or signalling instruments – Clock or clock case – Changeable exhibitor – e.g. – digital type
Design Patent
2003-08-25
2004-06-08
Holtje, Nelson C. (Department: 2913)
Measuring, testing, or signalling instruments
Clock or clock case
Changeable exhibitor, e.g., digital type
Design Patent
active
D0491076
CLAIM:
The ornamental design for a digital alarm clock, as shown and described.
REFERENCES:
patent: D250176 (1978-11-01), Yamagami et al.
patent: 4178753 (1979-12-01), Schenker
patent: 5751660 (1998-05-01), Chappell
patent: D404652 (1999-01-01), Werginz
patent: D450598 (2001-11-01), Chan
patent: D467817 (2002-12-01), Hsu
patent: D475933 (2003-06-01), Hsu
patent: D478015 (2003-08-01), Stekelenburg
Holtje Nelson C.
Pro-Techtor Inter-national Services
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