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公开(公告)号:US1743432A
公开(公告)日:1930-01-14
申请号:US33228529
申请日:1929-01-14
Applicant: CONKLIN ROSCOE A
Inventor: CONKLIN ROSCOE A
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公开(公告)号:US1405568A
公开(公告)日:1922-02-07
申请号:US44365921
申请日:1921-02-09
Applicant: CONKLIN ROSCOE A
Inventor: CONKLIN ROSCOE A
IPC: A47H27/00
CPC classification number: A47H27/00
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