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公开(公告)号:US3020646A
公开(公告)日:1962-02-13
申请号:US78125358
申请日:1958-12-18
Applicant: BAYER AG
Inventor: WERNER JOSEPH , GUSTAV KAULE , ERNST PODSCHUS
IPC: F26B17/10
CPC classification number: F26B17/107 , F26B3/10
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公开(公告)号:US2940939A
公开(公告)日:1960-06-14
申请号:US69837257
申请日:1957-11-25
Applicant: BAYER AG
Inventor: ERNST PODSCHUS , WERNER JOSEPH
IPC: C01B33/143 , C01B33/148
CPC classification number: C01B33/1485 , C01B33/1435
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公开(公告)号:US2924549A
公开(公告)日:1960-02-09
申请号:US55321055
申请日:1955-12-15
Applicant: BAYER AG
Inventor: CASPAR KLEIN , ERNST PODSCHUS
IPC: D21H21/30
CPC classification number: D21H21/30
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