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公开(公告)号:US2773953A
公开(公告)日:1956-12-11
申请号:US46679154
申请日:1954-11-04
Applicant: LAWICK JULIUS J
Inventor: LAWICK JULIUS J
IPC: H01H35/14
CPC classification number: H01H35/142
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公开(公告)号:US2909718A
公开(公告)日:1959-10-20
申请号:US53086955
申请日:1955-08-26
Applicant: LAWICK JULIUS J
Inventor: LAWICK JULIUS J
CPC classification number: E05F15/43 , E05F15/686 , E05F15/74 , E05F2015/434 , E05Y2201/646 , E05Y2900/106
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公开(公告)号:US2920151A
公开(公告)日:1960-01-05
申请号:US63600257
申请日:1957-01-24
Applicant: LAWICK JULIUS J
Inventor: LAWICK JULIUS J
IPC: E05F15/16
CPC classification number: E05F15/684 , E05Y2201/646 , E05Y2800/00 , E05Y2900/106
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公开(公告)号:US2789636A
公开(公告)日:1957-04-23
申请号:US45285354
申请日:1954-08-30
Applicant: LAWICK JULIUS J
Inventor: LAWICK JULIUS J
IPC: E05F15/00
CPC classification number: E05F15/48 , Y10S292/36
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