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公开(公告)号:US3061856A
公开(公告)日:1962-11-06
申请号:US9241861
申请日:1961-02-28
Applicant: FRANK CZAPAR
Inventor: FRANK CZAPAR
IPC: A46B13/02
CPC classification number: A46B13/02
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公开(公告)号:US2940103A
公开(公告)日:1960-06-14
申请号:US70956458
申请日:1958-01-17
Applicant: FRANK CZAPAR
Inventor: FRANK CZAPAR
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