US3785188A
(en )
1974-01-15
Magnetic controlled door lock
US4385510A
(en )
1983-05-31
Cylinder locks
HK9084A
(en )
1984-02-10
Lock
GB172614A
(https= )
MY136904A
(en )
2008-11-28
Magnetic key-operated locks
GB1537529A
(en )
1978-12-29
Key-actuated barrel-type locks
GB405488A
(en )
1934-02-08
Improvements in or relating to locking devices for locks
GB1529228A
(en )
1978-10-18
Locks
MY104536A
(en )
1994-04-30
Lever locks
GB995017A
(en )
1965-06-10
Chain door lock
GB134204A
(https= )
GB811005A
(en )
1959-03-25
Improvements in and relating to locks for prison cells
张敏 [1 et al.
2007
多级多版本数据库管理系统全局串行化
GB1093600A
(en )
1967-12-06
Coin controlled locks
GB692736A
(en )
1953-06-10
Improvements in or relating to revolving barrel locks
CA1152767A
(en )
1983-08-30
Cylinder locks
GB628204A
(en )
1949-08-24
Improvements in door locks
GB646944A
(en )
1950-11-29
Improvements in or relating to locks for door and the like
GB313624A
(https= )
GB191111199A
(en )
1911-10-26
Improvements in and relating to Sash-locks.
GB1458758A
(en )
1976-12-15
Lock
GB621964A
(en )
1949-04-25
Improvements in coin-freed locks for use with lock-up cupboards located more especially in cloakrooms
GB191313096A
(en )
1914-08-07
Improvements in Changeable Key-locks.
GB189714029A
(en )
1897-08-07
An Improved Safety-lock, chiefly designed for the Doors of Railway Trucks, Vans, and the like.
GB869688A
(en )
1961-06-07
Safety locking lever and latch assembly for a permutation padlock