Combined transmitter and receiver for traffic control of emergency vehicles

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Description

FIG. 1 is a perspective view of a embodying the design of the present invention;

FIG. 2 is a front elevational view of the transmitter portion;

FIG. 3 is an end elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an end elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front elevational view of the receiver portion;

FIG. 9 is an end elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is an end elevational view thereof;

FIG. 12 is a top plan view thereof; and,

FIG. 13 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D315696 March 26, 1991 Kearns
2001440 May 1935 West
3257641 June 1966 Campana et al.
3550078 December 1970 Long
3881169 April 1975 Malach
4017825 April 12, 1977 Pickey
4573049 February 25, 1986 Obeck
4704610 November 3, 1987 Smith
4736186 April 5, 1988 Jones
4775865 October 4, 1988 Smith
4914434 April 3, 1990 Morgan et al.
5014052 May 7, 1991 Obeck
Patent History
Patent number: D337066
Type: Grant
Filed: Feb 28, 1990
Date of Patent: Jul 6, 1993
Inventor: V. P. Thompson (Bixby, OK)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Terry M. Gernstein
Application Number: 7/486,194
Classifications
Current U.S. Class: D10/104; D10/109