Fire detector
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Description
FIG. 1 is a perspective view of a fire detector showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a side elevational view thereof, the opposite side being a mirror image thereof; and,
FIG. 6 is a bottom plan view thereof.
Referenced Cited
Patent History
Patent number: D331547
Type: Grant
Filed: Oct 4, 1990
Date of Patent: Dec 8, 1992
Assignee: Nittan Co., Ltd. (Tokyo)
Inventors: Akio Ogawa (Tokyo), Kazuyuki Goto (Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Sughrue Mion Zinn Macpeak & Seas
Application Number: 7/594,225
Type: Grant
Filed: Oct 4, 1990
Date of Patent: Dec 8, 1992
Assignee: Nittan Co., Ltd. (Tokyo)
Inventors: Akio Ogawa (Tokyo), Kazuyuki Goto (Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Sughrue Mion Zinn Macpeak & Seas
Application Number: 7/594,225
Classifications
Current U.S. Class:
D10/106