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Closing system having a force sensor
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Patent number 8,164,447
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Issue date Apr 24, 2012
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Assa Abloy Sicherheitstechnik Gmbh
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Norman Wittke
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Door block alarm
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Patent number 5,469,139
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Issue date Nov 21, 1995
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Joseph Y. Ko
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Electrical conductor element
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Patent number 5,049,704
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Issue date Sep 17, 1991
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Thomas Matouschek
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Intrusion sensing device
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Patent number 4,587,517
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Issue date May 6, 1986
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AT&T Technologies, Inc.
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John G. Engstrom
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3833899
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Patent number 3,833,899
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Issue date Sep 3, 1974
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3810145
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Patent number 3,810,145
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3704460
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Patent number 3,704,460
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Issue date Nov 28, 1972
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3525830
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Patent number 3,525,830
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3444546
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Patent number 3,444,546
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3284593
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3197588
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Patent number 3,197,588
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2824300
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2660632
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2615083
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Patent number 2,615,083
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1347506
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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621361
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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619449
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Patent number 619,449
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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607407
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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254336
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Patent number 254,336
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES