FIG. 1 is a front elevational view of a security alarm bar showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof; and
FIG. 4 is a right side elevational view thereof.
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a right side elevational view showing the design in an alternate position thereof.
In the drawings, the break lines indicate that the security alarm bar has no particular length.
Chan, Eddie Man-Ying
Patent |
Priority |
Assignee |
Title |
4442427, |
Mar 16 1981 |
|
Door locking alarm device |
5064232, |
Mar 25 1991 |
|
Entry door security bar |
5131701, |
Aug 29 1991 |
SURE-LOCK SECURITIES, INC A CORPORATION OF MN |
Door jam device |
5333922, |
Jul 21 1993 |
|
Portable door secure system |
5392026, |
Jan 06 1992 |
|
Door lock reinforcer and alarm device |
5544386, |
Sep 15 1994 |
|
Door stopper device |
5988710, |
Sep 05 1995 |
Defendoor Security Limited |
Variable length security bar |
7030758, |
May 18 2004 |
Blockit & Lockit Systems |
Door blocking brace and lock |
7137655, |
Apr 13 2004 |
|
Door security brace |
7164356, |
Feb 21 2006 |
|
Combination security bar and alarm system |
20020153464, |
|
|
|
20020180221, |
|
|
|
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
n/a
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |