Audible alarm for doors and windows

- Emma A. MacDowell
Description

FIG. 1 is a front, top and left end perspective view of a security device for audible alarm for doors and windows and embodying the invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a back view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a bottom view of FIG. 1;

FIG. 6 is a right end view of FIG. 1; and,

FIG. 7 is a left end view of FIG. 1.

Referenced Cited
U.S. Patent Documents
D272237 January 17, 1984 Preciado
D328440 August 4, 1992 Harper
2904223 September 1959 Ryan
4018361 April 19, 1977 Fegley
4050402 September 27, 1977 Merriman
4553134 November 12, 1985 Holt
4721946 January 26, 1988 Zunkel
4722461 February 2, 1988 Symmank
Patent History
Patent number: D343804
Type: Grant
Filed: Dec 17, 1992
Date of Patent: Feb 1, 1994
Assignee: Emma A. MacDowell (Scottsdale, AZ)
Inventor: James K. Sims (Scottsdale, AZ)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Warren F. B. Lindsley
Application Number: 0/2,715
Classifications
Current U.S. Class: D10/106