246392 ⎘
Locks; Operating mechanism; Key; Multiple keys Master- and change-key
Sub-classes:LOCK SYSTEM
#2Programmable cylinder lock having a high number of combinations
#3Lock system for vehicles and the like
#4Rotating disk lock mechanism
#5Dual key bi-step lock
#6Tool-less rekeyable lock cylinder
#7Key-removable lock core
#8Rekeyable lock cylinder
#9Rekeyable lock cylinder
#10LOCK APPARATUS
#11Rekeyable lock cylinder
#12Master key lock, system and method
#13Rekeyable lock cylinder and rekeying method thereof
#14Key holding device for in-vehicle auxiliary key
#15Rekeyable lock cylinder, plug assembly of the same and method for rekeying the same
#16Key-removable lock core
#17Lock, key blank, and key of a hierarchical lock system
#18Rekeyable lock cylinder, plug assembly of the same and method for rekeying the same
#19Master keying system and method for programmable lock cylinder assemblies
#20Quickly rekeyable lock cylinder and plug assembly thereof
#21Rekeyable lock cylinder and method for rekeying the same
#22Rekeyable lock cylinder and operating method thereof
#23Positional multiplex keyway system
#24RAPID-CHANGE LOCK
#25Method for rekeying a rekeyable lock cylinder
#26Rekeyable lock cylinder
#27Rekeyable lock cylinder structure
#28Lock assembly
#29Keying system and method
#30Lock, key blank, and key of a hierarchical lock system
#31Rekeyable lock cylinder assembly
#32Key system for a rotating barrel lock
#33Keying system and method
#34Lock with indicator and multiple key-actuated core
#35Key operated pin tumbler locks and methodology
#36Key-changeable lock
#37Positional multiplex keyway system
#38Keying system and method
#39Master-keyed cylinder comprising tumblers and corresponding master key
#40Lock cylinder
#41Keying system and method