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公开(公告)号:US2431478A
公开(公告)日:1947-11-25
申请号:US45232942
申请日:1942-07-25
Applicant: HILL RAYMOND P
Inventor: HILL RAYMOND P
IPC: D06B5/14
CPC classification number: D06B5/14
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公开(公告)号:US1753228A
公开(公告)日:1930-04-08
申请号:US31443928
申请日:1928-10-23
Applicant: WOLF ROBERT B , HILL RAYMOND P
Inventor: WOLF ROBERT B , HILL RAYMOND P
IPC: D21C9/10
CPC classification number: D21C9/1026
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公开(公告)号:US1794174A
公开(公告)日:1931-02-24
申请号:US33663729
申请日:1929-01-31
Applicant: HATCH RAYMOND S , WOLF ROBERT B , HILL RAYMOND P
Inventor: HATCH RAYMOND S , WOLF ROBERT B , HILL RAYMOND P
IPC: D21B1/00
CPC classification number: D21B1/00
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公开(公告)号:US1788555A
公开(公告)日:1931-01-13
申请号:US33861029
申请日:1929-02-08
Applicant: WOLF ROBERT B , HILL RAYMOND P , HATCH RAYMOND S
Inventor: WOLF ROBERT B , HILL RAYMOND P , HATCH RAYMOND S
IPC: D21C3/06
CPC classification number: D21C3/06
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公开(公告)号:US2131105A
公开(公告)日:1938-09-27
申请号:US10679336
申请日:1936-10-21
Applicant: HILL RAYMOND P
Inventor: HILL RAYMOND P
IPC: D21D5/28
CPC classification number: D21D5/28
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