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公开(公告)号:US1793720A
公开(公告)日:1931-02-24
申请号:US21158727
申请日:1927-08-08
Applicant: RISLER CORP OF AMERICA
Inventor: JACQUES RISLER
CPC classification number: H01J13/02 , H01J17/00 , H01J2893/0064 , H01J2893/0073
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公开(公告)号:US1780504A
公开(公告)日:1930-11-04
申请号:US20978827
申请日:1927-08-01
Applicant: RISLER CORP OF AMERICA
Inventor: JACQUES RISLER
IPC: H01J17/26
CPC classification number: H01J17/26
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公开(公告)号:US1779891A
公开(公告)日:1930-10-28
申请号:US20613027
申请日:1927-07-15
Applicant: RISLER CORP OF AMERICA
Inventor: JACQUES RISLER
CPC classification number: A61Q17/04 , A61K8/27 , A61K2800/434
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公开(公告)号:US1748396A
公开(公告)日:1930-02-25
申请号:US21142627
申请日:1927-08-08
Applicant: RISLER CORP OF AMERICA
Inventor: JACQUES RISLER
IPC: H01J61/16
CPC classification number: H01J61/16
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