Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Design Patent
2001-11-28
2002-09-24
Jackson, Marcus A. (Department: 2911)
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
Design Patent
active
D0463305
CLAIM:
The ornamental design for an emergency signaling lighting unit, as shown and described.
REFERENCES:
patent: D391992 (1998-03-01), Vosika et al.
patent: D416049 (1999-11-01), Hooley
patent: D445138 (2001-07-01), Stark, III et al.
Beghelli S.p.A.
Hedman & Costigan ,P.C.
Jackson Marcus A.
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