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The ornamental design for a door security device, as shown and described. |
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FIG. 1 is a front, top and side perspective view of the door security device showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof;
FIG. 5 is a side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
| Patent | Priority | Assignee | Title |
| D520861, | Sep 14 2004 | TAC, LLC | Locking stem extension |
| D781680, | Nov 17 2015 | WEDGETLS LLC | Deadbolt for door assembly |
| D806517, | Nov 17 2016 | WEDGETLS LLC | Deadbolt for door assembly |
| Patent | Priority | Assignee | Title |
| 3242707, | |||
| 3771339, | |||
| 4429911, | Mar 01 1982 | Security door bar system | |
| 4563885, | Apr 08 1982 | MADDEN, ROY, HAROLD, ALAMANCE COUTNY, NORTH CAROLINA | Patio sliding door lock assembly and method |
| 4601503, | Oct 17 1983 | Door security device | |
| 4923231, | Mar 29 1989 | Gate latch | |
| D338609, | May 31 1991 | Gate safety latch |
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