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公开(公告)号:US2343289A
公开(公告)日:1944-03-07
申请号:US35952540
申请日:1940-10-03
Applicant: FORSE HARRY D
Inventor: FORSE HARRY D
IPC: D06F71/20
CPC classification number: D06F71/20
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公开(公告)号:US2303347A
公开(公告)日:1942-12-01
申请号:US21954638
申请日:1938-07-16
Applicant: FORSE HARRY D
Inventor: FORSE HARRY D
IPC: D06F71/02
CPC classification number: D06F71/026
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公开(公告)号:US2280288A
公开(公告)日:1942-04-21
申请号:US31547440
申请日:1940-01-25
Applicant: FORSE HARRY D
Inventor: FORSE HARRY D
IPC: D06F71/08
CPC classification number: D06F71/08
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公开(公告)号:US2053366A
公开(公告)日:1936-09-08
申请号:US62378432
申请日:1932-07-21
Applicant: FORSE HARRY D
Inventor: FORSE HARRY D
IPC: D06F71/06
CPC classification number: D06F71/06
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公开(公告)号:US1886799A
公开(公告)日:1932-11-08
申请号:US31877428
申请日:1928-11-12
Applicant: FORSE HARRY D
Inventor: FORSE HARRY D
IPC: D06F71/36
CPC classification number: D06F71/36
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公开(公告)号:US1757241A
公开(公告)日:1930-05-06
申请号:US15213726
申请日:1926-12-02
Applicant: FORSE HARRY D
Inventor: FORSE HARRY D
IPC: B65H75/28
CPC classification number: B65H75/28
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