Infrared intrusion detection system housing

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Description

FIG. 1 is a perspective view;

FIG. 2 is a front view;

FIG. 3 is a back view;

FIG. 4 is a side view;

FIG. 5 is a top view; and

FIG. 6 is a bottom view.

Referenced Cited
U.S. Patent Documents
D218652 September 1970 Podall
3831157 August 1974 Wiegand
4004228 January 18, 1977 Mullett
4266216 May 5, 1981 Trusty
Patent History
Patent number: D264318
Type: Grant
Filed: Dec 12, 1979
Date of Patent: May 11, 1982
Assignee: American District Telegraph Company (New York, NY)
Inventors: John K. Guscott (Lynnfield, MA), H. Patrick Thornton (Acton, MA)
Primary Examiner: A. Hugo Word
Law Firm: Weingarten, Schurgin & Gagnebin
Application Number: 6/102,734
Classifications
Current U.S. Class: D10/106
International Classification: D1005;