Signal lamp

Details Signal lamp Signal lamp

2007-12-25

2007-12-25

Spear, Robert M. (Department: 2913)

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Visual

Design Patent

active

29252450

CLAIM:
The ornamental design for a signal lamp, as shown and described.

REFERENCES:
patent: 3724203 (1973-04-01), Wittner
patent: 4283169 (1981-08-01), Tuomala
patent: D313193 (1990-12-01), Francisco
patent: D322584 (1991-12-01), Kawashima et al.
patent: D331198 (1992-11-01), Nickerson
patent: D363036 (1995-10-01), Sasaki
patent: D363250 (1995-10-01), Miyatake
patent: D390145 (1998-02-01), Veates
patent: D411124 (1999-06-01), Karlin
patent: D414713 (1999-10-01), Renk
patent: D436419 (2001-01-01), Lin
patent: D439858 (2001-04-01), Decosse
patent: D491256 (2004-06-01), Fellows et al.
patent: D519622 (2006-04-01), Cocchi

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