Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Design Patent
2000-12-22
2002-04-09
Jackson, Marcus A. (Department: 2911)
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
Design Patent
active
D0455364
CLAIM:
The ornamental design for a rail crossing warning sign, as shown and described.
REFERENCES:
patent: 3394498 (1968-07-01), Reinity et al.
patent: D345933 (1994-04-01), Joyce, Jr.
patent: D429176 (2000-08-01), Dicks, Sr.
Howrey Simon Arnold & White , LLP
Jackson Marcus A.
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