Smoke detector tester

Description

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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left front perspective view thereof with the tube extended and the ash collector raised.

The showing of smoke and cigarette in broken lines in FIG. 7 is environmental only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
718689 January 1903 Bingham
4271693 June 9, 1981 Bute
4301674 November 24, 1981 Haines
Foreign Patent Documents
4387 1931 AUX
620776 April 1927 FRX
Patent History
Patent number: D275183
Type: Grant
Filed: Dec 28, 1981
Date of Patent: Aug 21, 1984
Inventor: Michael F. Minozzi, Jr. (New City, NY)
Primary Examiner: Nelson C. Holtje
Attorney: Pasquale A. Razzano
Application Number: 6/334,532