| Patents for E05B 37 - Permutation locks; Puzzle locks (5,333) |
|---|
| 12/20/1977 | US4063436 Stronghold combination lock |
| 11/01/1977 | US4055972 Combination-controlled and key-operated security padlock |
| 09/20/1977 | US4048823 Combination lock |
| 09/20/1977 | US4048821 Combination padlock |
| 09/13/1977 | US4047406 Anti-rap mounting for permutation lock elements |
| 08/09/1977 | US4040280 Anti-manipulation device for permutation locks |
| 06/28/1977 | USRE29277 Combination lock |
| 06/07/1977 | US4027508 Push-button combination lock |
| 03/29/1977 | US4014194 Mechanical push button lock |
| 03/29/1977 | US4014193 Locking mechanism |
| 03/29/1977 | US4014191 Combination lock |
| 03/29/1977 | US4014123 Firearm safety device |
| 03/15/1977 | US4011742 Lock device |
| 12/28/1976 | US3999408 Bicycle lock |
| 12/21/1976 | US3998079 Locking system |
| 11/16/1976 | US3991596 Tumbler wheel, changeable combination key lock construction |
| 11/16/1976 | US3991594 Anti theft locking system |
| 11/09/1976 | US3990275 Tamper-proof padlock |
| 11/02/1976 | US3988909 Safety drug cabinet |
| 10/05/1976 | US3983727 Radiographically secure combination lock |
| 10/05/1976 | US3983724 Changeable combination padlock |
| 09/21/1976 | US3981167 Direct-dial combination lock |
| 09/07/1976 | US3978699 Lock |
| 08/31/1976 | US3977222 Locking device |
| 08/10/1976 | US3973419 Combination lock construction for luggage zipper locks, shackle locks and the like |
| 07/13/1976 | US3968667 Combination lock construction |
| 07/06/1976 | US3967477 Multiple dial combination lock |
| 06/08/1976 | US3961505 Latching device including combination locking means |
| 04/27/1976 | US3952562 Combined knob and permutation lock assembly for door latches |
| 04/27/1976 | US3952561 Combination lock in a luggage case handle stud |
| 04/27/1976 | US3952559 Exposed shackle padlock |
| 03/09/1976 | US3942344 Combination lock |
| 02/10/1976 | US3937046 Multi-combination push button lock |