GB2411691B
(en )
2007-03-21
Identification and selection of keys for use with locks
HK1072794A1
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2005-09-09
High security lock and high security lock and key combination
GB2361505B
(en )
2002-03-06
Improved key and lock
TW575043U
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2004-02-01
Axis type lock core and improved key thereof
TW535827U
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2003-06-01
Structure of lock core and key
GB0200518D0
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2002-02-27
Improved key and lock
GB0008716D0
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2000-05-31
Improved key and lock mechanisms
TW534153U
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2003-05-21
Longitudinal keys and lock core of longitudinal lock sets
TW476359U
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2002-02-11
Keyway and key structure of anti-picking lock set
TW543690U
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2003-07-21
Improved structure of tightening keys and locks
TW517764U
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2003-01-11
Fastening structure for anti-hitting and anti-bumping lock core
TW547525U
(en )
2003-08-11
Key and lock
TW547524U
(en )
2003-08-11
Key and lock
TW493667U
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2002-07-01
Structure of anti-picking security lock core
TW506457U
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2002-10-11
Improved structure of cylinder lock and key
GB0301364D0
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2003-02-19
Lock and key
TW486003U
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2002-05-01
Improved structure of door lock core
TW479746U
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2002-03-11
Anti-thieving door without key and keyhole
TW497642U
(en )
2002-08-01
Improved structure of multi-shifted lock core
TW501634U
(en )
2002-09-01
Improved structure of doorknob lock
TW506458U
(en )
2002-10-11
Anti-thieving structure of lock mortise
TW461465U
(en )
2001-10-21
Auto-spring-open lock and its lock core for suitcase
TW479722U
(en )
2002-03-11
Improvement of lock core structure
TW428632U
(en )
2001-04-01
Anti-thieving structure of lock core
TW494955U
(en )
2002-07-11
Improved structure of lock core and lock body