Patents for E05B 35 - Locks for use with special keys or a plurality of keys (2,941) |
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08/26/1980 | US4218904 Double bolt lock |
07/01/1980 | US4210879 Four-phase staggered shift keying modulator system |
05/01/1980 | WO1980000860A1 Lock |
02/20/1980 | EP0008224A1 Door locks |
02/12/1980 | US4187705 Improvements in or relating to Bramah locks |
12/11/1979 | CA1067932A1 Security lock for dead-bolt door locks |
12/11/1979 | CA1067713A1 Arrangement in or relating to a lock |
09/25/1979 | US4168617 Lock system |
08/21/1979 | US4164857 Plugless pin tumbler cylinder |
07/31/1979 | US4162623 Key and lock system |
06/26/1979 | CA1057072A1 Key changeable lock |
04/17/1979 | US4149394 Lock arrangement employing mechanically acting code card and key card |
11/14/1978 | CA1042224A1 Locking devices |
09/05/1978 | US4111018 Card operated lock assembly |
08/22/1978 | US4107963 Key and lock system |
08/01/1978 | US4104490 Coding lock |
07/18/1978 | US4100777 Locking devices |
02/07/1978 | US4072032 Key changeable lock |
01/17/1978 | US4068507 Limited access lock |
12/27/1977 | US4064721 Security lock for dead-bolt door locks |
12/06/1977 | US4061004 Pick-proof lock cylinder and key therefor |
09/13/1977 | US4047410 Mechanism for releasing device attaching an anti-theft monitor to merchandise |
07/05/1977 | US4033157 Locking mechanisms |
05/10/1977 | US4023161 Key device for producing binary codes |
05/10/1977 | US4022039 Key ejector lock |
02/15/1977 | US4007615 Key controlled pick resistant lock |
12/07/1976 | US3995463 Key ejector lock |
10/05/1976 | US3983728 Double changeable key lock for safe deposit boxes and the like |
09/14/1976 | US3980326 Obscurely latched closures for cabinets |
09/07/1976 | US3978700 Safe deposit lock construction with changeable tumbler mechanism |
08/24/1976 | US3976178 Coin release operated locking device |
08/10/1976 | US3973418 Reusable device for attaching an anti-theft monitor to merchandise |
07/27/1976 | US3971239 Lock |
07/27/1976 | US3971237 Door lock |
07/13/1976 | US3969584 System for recording the actuation of remotely located locking devices |
06/08/1976 | US3961506 Locks |
06/01/1976 | US3959997 Pick-proof lock system and method for locking a door, window, or other closure |
04/20/1976 | US3950970 Pre-shipment protective device |
04/13/1976 | US3950018 Bolt locks for freight car, trailer truck and air cargo doors |
03/23/1976 | US3946172 Latching apparatus |
03/16/1976 | US3943737 Mechanism usable with locks and two applications wherein said mechanism is used |