Fire detector

- Nittan Co., Ltd.
Description

FIG. 1 is a perspective view of a fire detector showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D276417 November 20, 1984 Fenne
D279872 July 30, 1985 Thornton, Jr. et al.
D314719 February 19, 1991 Gardner
D316828 May 14, 1991 Amemiya et al.
D319798 September 10, 1991 Hatano
Patent History
Patent number: D332231
Type: Grant
Filed: Apr 18, 1991
Date of Patent: Jan 5, 1993
Assignee: Nittan Co., Ltd. (Tokyo)
Inventors: Katsuhiro Akimoto (Tokyo), Noboru Seino (Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 7/688,203
Classifications
Current U.S. Class: D10/106