|
US3157042A
|
|
Motor-driven or operated locks, and the like
|
|
US3142166A
|
|
Lock controls and the like
|
|
US2901207A
|
|
Relievable hangers and the like
|
|
US2899027A
|
|
Jail locking devices, and the like
|
|
US3009545A
|
|
Jail locking devices
|
|
US2853291A
|
|
Jail locking devices and the like
|
|
US2841252A
|
|
Jail locking devices and the like
|
|
US2393276A
|
|
Door, especially for cells, gratings, and the like
|
|
US2288666A
|
|
Jail locking device and the like
|
|
US2263713A
|
|
Locking device
|
|
US2266579A
|
|
Locking device
|
|
US2148521A
|
|
Jail locking device and the like
|
|
US2185175A
|
|
Jail locking device and the like
|
|
US2119090A
|
|
Jail lock and the like
|
|
US2015095A
|
|
Jail lock and the like
|
|
US1711194A
|
|
Fence machine and the like
|
|
US1329572A
|
|
Locking mechanism
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