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公开(公告)号:US1374237A
公开(公告)日:1921-04-12
申请号:US38968420
申请日:1920-06-17
Applicant: RUDOLF ROSNER
Inventor: RUDOLF ROSNER
IPC: A61H33/14
CPC classification number: A61H33/14 , Y10S422/907
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公开(公告)号:US1390646A
公开(公告)日:1921-09-13
申请号:US44061121
申请日:1921-01-28
Applicant: RUDOLF ROSNER
Inventor: RUDOLF ROSNER
IPC: C01B13/11
CPC classification number: C01B13/11 , C01B2201/10
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公开(公告)号:US1346796A
公开(公告)日:1920-07-13
申请号:US35346720
申请日:1920-01-23
Applicant: RUDOLF ROSNER
Inventor: RUDOLF ROSNER
IPC: F04D29/28
CPC classification number: F04D29/281
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公开(公告)号:US1329857A
公开(公告)日:1920-02-03
申请号:US26278618
申请日:1918-11-16
Applicant: RUDOLF ROSNER
Inventor: RUDOLF ROSNER
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