Heat and smoke detector


FIG. 1 is a front perspective view of a heat and smoke detector showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof, with the opposite side being a mirror image.

Referenced Cited
U.S. Patent Documents
D279872 July 30, 1985 Thornton, Jr. et al.
D293089 December 8, 1987 Lederer
D308836 June 26, 1990 Fenne
D308947 July 3, 1990 Downing
4286159 August 25, 1981 Kitta et al.
Patent History
Patent number: D314719
Type: Grant
Filed: Nov 21, 1988
Date of Patent: Feb 19, 1991
Assignee: Figgie International, Inc. (Willoughby, OH)
Inventor: John Gardner (Fountain Valley, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Knobbe, Martens, Olson & Bear
Application Number: 7/274,429
Current U.S. Class: D10/106