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公开(公告)号:US2068940A
公开(公告)日:1937-01-26
申请号:US73200334
申请日:1934-06-23
Applicant: OKONITE CO
Inventor: WISEMAN ROBERT J
IPC: H01B9/06
CPC classification number: H01B9/0611
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公开(公告)号:US2234068A
公开(公告)日:1941-03-04
申请号:US40424529
申请日:1929-11-02
Applicant: OKONITE CO
Inventor: WISEMAN ROBERT J
IPC: H01B7/28
CPC classification number: H01B7/28 , Y10S152/02
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公开(公告)号:US2028178A
公开(公告)日:1936-01-21
申请号:US73218934
申请日:1934-06-25
Applicant: OKONITE CO
Inventor: WISEMAN ROBERT J
IPC: H01B9/06
CPC classification number: H01B9/0611
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