Intrusion detector

Description

FIG. 1 is a front perspective view of an intrusion detector showing my new design;

FIG. 2 is a front elevational view thereof, with the rear being flat and unornamented;

FIG. 3 is a top plan view thereof, the bottom being a mirror image thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D245185 July 26, 1977 Obuch
D264711 June 1, 1982 Ford
D302951 August 22, 1989 Kotlicki et al.
D307874 May 15, 1990 Mallory
D314160 January 29, 1991 Schwartz
Patent History
Patent number: D331546
Type: Grant
Filed: Jul 12, 1990
Date of Patent: Dec 8, 1992
Inventor: Jerry G. Pringle (Atlanta, GA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Terry M. Gernstein
Application Number: 7/551,610