Security stop for doors
Description
FIG. 1 is a top plan view of the security stop for doors showing my new design;
FIG. 2 is a side elevational view taken from the top of FIG. 1;
FIG. 3 is a side elevational view taken from the left of FIG. 2; and
FIG. 4 is a side elevational view taken from the right of FIG. 2 with the plunger retracted.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
965537 | July 1910 | Poeppelmeier |
1122133 | December 1914 | Lawler |
1383582 | July 1921 | Stubbs |
0442698 | April 1927 | DE2 |
1480969 | July 1977 | GBX |
Patent History
Patent number: D277645
Type: Grant
Filed: Oct 26, 1982
Date of Patent: Feb 19, 1985
Inventor: Brian F. McGarry (Christchurch)
Primary Examiner: B. J. Bullock
Law Firm: Holman & Stern
Application Number: 6/436,713
Type: Grant
Filed: Oct 26, 1982
Date of Patent: Feb 19, 1985
Inventor: Brian F. McGarry (Christchurch)
Primary Examiner: B. J. Bullock
Law Firm: Holman & Stern
Application Number: 6/436,713
Classifications
Current U.S. Class:
D/8402