Smoke detector

- The Gillette Company
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Description

FIG. 1 is a perspective view of a smoke detector showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof with the opposite side a mirror image of FIG. 4; and

FIG. 5 is a left end elevational view thereof with the opposite end a mirror image of FIG. 5.

Referenced Cited
U.S. Patent Documents
D238345 January 1976 Montalbano
3391402 July 1968 Lucas et al.
Foreign Patent Documents
1,138,517 January 1969 UK
Other references
  • Audiotex Security Products Bulletin, Rec'd 12-1974, Personal-Sentry Alarm. Signal Science Alarm Bulletin, Rec'd 5-1973, Whistle Switch.
Patent History
Patent number: D248283
Type: Grant
Filed: Aug 27, 1976
Date of Patent: Jun 27, 1978
Assignee: The Gillette Company (Boston, MA)
Inventors: Keith D. Kitts (Glenview, IL), Kenneth M. Hattori (Bensenville, IL), James H. Stade (Elkgrove Village, IL)
Primary Examiner: Susan J. Lucas
Attorney: Richard A. Wise
Application Number: 5/718,397
Classifications
Current U.S. Class: D10/106
International Classification: D1006;