Flashing warning signal

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Description

FIG. 1 is a front plan view;

FIG. 2 is a bottom view;

FIG. 3 is a left-side view (the mirror image of the right-side view);

FIG. 4 is a back plan view; and,

FIG. 5 is a top view.

Referenced Cited
U.S. Patent Documents
D196158 August 1963 Romano
D219846 February 1971 Sernovitz
D311148 October 9, 1990 Yuen
D383080 September 2, 1997 Derrick
2887983 May 1959 Budd
3334856 August 1967 Corey
3934541 January 27, 1976 May et al.
Patent History
Patent number: D401878
Type: Grant
Filed: Aug 14, 1997
Date of Patent: Dec 1, 1998
Assignee: Visual Technologies Incorporated (Plano, TX)
Inventor: Walter R. Evanyk (Plano, TX)
Primary Examiner: Marcus A. Jackson
Law Firm: Jones, Day, Reavis & Pogue
Application Number: 0/75,149
Classifications
Current U.S. Class: D10/109
International Classification: 1005;