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公开(公告)号:US2691290A
公开(公告)日:1954-10-12
申请号:US17178450
申请日:1950-07-03
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
IPC: E05B55/00
CPC classification number: E05B15/004 , E05B55/005 , Y10T70/5341 , Y10T70/5385 , Y10T70/7706 , Y10T292/93
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公开(公告)号:US2673758A
公开(公告)日:1954-03-30
申请号:US4347148
申请日:1948-08-10
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
CPC classification number: E05B55/12 , E05B63/044 , Y10T292/06 , Y10T292/0974 , Y10T292/1097
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公开(公告)号:US2633040A
公开(公告)日:1953-03-31
申请号:US26524152
申请日:1952-01-07
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
IPC: B23B47/28
CPC classification number: B23B47/287 , Y10S408/703 , Y10T408/39 , Y10T408/557
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公开(公告)号:US3575024A
公开(公告)日:1971-04-13
申请号:US3575024D
申请日:1969-04-14
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
IPC: E05B11/06
CPC classification number: E05B11/06 , Y10T70/7751 , Y10T70/7768 , Y10T70/7944
Abstract: A key entrapment lock device includes a cylinder plug having a keyway intersected by a passage making a wedging angle therewith. A ball in the passage is spring pressed to engage and wedge a key in the keyway when the key is moved in a withdrawing direction.
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公开(公告)号:US3550411A
公开(公告)日:1970-12-29
申请号:US3550411D
申请日:1968-06-13
Applicant: SCHLAGE LOCK CO
Inventor: NEARY RALPH E , SCHLAGE ERNEST L
CPC classification number: E05B15/1614 , Y10T70/7655 , Y10T70/7915 , Y10T70/7921 , Y10T70/8568
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公开(公告)号:US3479074A
公开(公告)日:1969-11-18
申请号:US3479074D
申请日:1967-02-15
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
CPC classification number: E05B63/08 , Y10T70/8541 , Y10T292/03 , Y10T292/62
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公开(公告)号:US3359027A
公开(公告)日:1967-12-19
申请号:US44981065
申请日:1965-04-21
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L , NEARY RALPH E
CPC classification number: E05B59/00 , E05C3/124 , Y10T70/5504 , Y10T292/1037 , Y10T292/1054
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公开(公告)号:US3315503A
公开(公告)日:1967-04-25
申请号:US38671664
申请日:1964-07-31
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
IPC: E05B27/00
CPC classification number: E05B27/005 , Y10T29/4984 , Y10T29/49861 , Y10T70/7734 , Y10T70/7785
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公开(公告)号:US3295879A
公开(公告)日:1967-01-03
申请号:US39417864
申请日:1964-09-03
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L , GRAUMANN HORST K
IPC: E05B3/00
CPC classification number: E05B3/003 , E05B63/006 , Y10T292/91
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40.
公开(公告)号:US3271983A
公开(公告)日:1966-09-13
申请号:US38254864
申请日:1964-07-14
Applicant: SCHLAGE LOCK CO
Inventor: SCHLAGE ERNEST L
CPC classification number: E05B47/0043 , E05B35/083 , Y10T70/7057 , Y10T70/7904 , Y10T70/80
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