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公开(公告)号:US1845477A
公开(公告)日:1932-02-16
申请号:US39579229
申请日:1929-09-28
Applicant: EMIL BOMMER
Inventor: GUSTAV BOMMER
IPC: E05F1/06
CPC classification number: E05F1/065 , E05Y2201/604 , E05Y2201/638 , E05Y2201/688 , Y10T16/53987
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公开(公告)号:US1883506A
公开(公告)日:1932-10-18
申请号:US54358031
申请日:1931-06-11
Applicant: EMIL BOMMER
Inventor: GUSTAV BOMMER
IPC: E05F1/12
CPC classification number: E05F1/1215 , E05Y2900/132 , Y10T16/538633 , Y10T16/53888
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公开(公告)号:US1871031A
公开(公告)日:1932-08-09
申请号:US54357931
申请日:1931-06-11
Applicant: EMIL BOMMER
Inventor: GUSTAV BOMMER
IPC: E05D3/00
CPC classification number: E05D3/02 , Y10T16/557
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