Notification devices

Details Notification devices Notification devices

2008-05-06

2008-05-06

Spear, Robert M. (Department: 2913)

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Aural, i.e., audible

CD10S104200, CD10S109100

Design Patent

active

29250952

CLAIM:
The ornamental design for notification devices, as shown and described.

REFERENCES:
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patent: D260008 (1981-07-01), Wistrand
patent: D315112 (1991-03-01), Andrews et al.
patent: D315694 (1991-03-01), Thorp et al.
patent: D374635 (1996-10-01), Hur et al.
patent: 5805071 (1998-09-01), Hur
patent: 6133843 (2000-10-01), Davidson
patent: D442104 (2001-05-01), Costa et al.
patent: 6271763 (2001-08-01), Hur
patent: 6522261 (2003-02-01), Scheffler et al.
patent: D513199 (2005-12-01), Costa et al.
patent: 7006003 (2006-02-01), Zimmerman et al.
patent: 2002/0075473 (2002-06-01), Davidson et al.
patent: 2004/0056773 (2004-03-01), Zimmerman et al.

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