Closure fasteners – Portable securer plate or bar – Sliding holding member
Patent
1976-10-29
1978-02-07
Gilliam, Paul R.
Closure fasteners
Portable securer plate or bar
Sliding holding member
E05C 1918
Patent
active
040723330
ABSTRACT:
A removable, portable door-locking device engages a recess in the door frame conventionally provided to receive a latch built into the door. A hook that engages this recess extends into the room from between the door and door frame and coacts with wedges that press against the door and frame to hold the door tightly closed.
REFERENCES:
patent: 219493 (1879-09-01), McKitrick
patent: 939785 (1909-11-01), Auger
patent: 3589761 (1971-06-01), Lambert
Dorner Kenneth J.
Gilliam Paul R.
Physical Systems, Inc.
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