Portable burglar alarm

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Description

FIG. 1 is a left side elevational view of an portable burgler alarm showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan elevational view thereof; and,

FIG. 6 is a bottom plan elevational view thereof.

Referenced Cited
U.S. Patent Documents
D259255 May 19, 1981 Menzies et al.
D260741 September 15, 1981 Zam
4196422 April 1, 1980 Swigert et al.
4205300 May 27, 1980 Ho et al.
4633232 December 30, 1986 Nelson et al.
4837559 June 6, 1989 Green, Sr.
4908607 March 13, 1990 Yannotti et al.
Foreign Patent Documents
1050137 April 1988 GBX
Patent History
Patent number: D337960
Type: Grant
Filed: Jul 25, 1991
Date of Patent: Aug 3, 1993
Assignee: John Manufacturing Limited
Inventor: John S. Yuen (Kowloon)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcia Jackson
Law Firm: Fay, Sharpe, Beall, Fagan, Minnich & McKee
Application Number: 7/735,480
Classifications
Current U.S. Class: D10/106