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公开(公告)号:US2347301A
公开(公告)日:1944-04-25
申请号:US33092640
申请日:1940-04-22
Applicant: VICKERS INC
Inventor: RAYMOND TWYMAN L , MOSER JESSE R , ROSE HOWARD E
CPC classification number: F04B47/04
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公开(公告)号:US2347302A
公开(公告)日:1944-04-25
申请号:US35420440
申请日:1940-08-26
Applicant: VICKERS INC
Inventor: RAYMOND TWYMAN L , MOSER JESSE R , ROSE HOWARD E
IPC: F04B47/04
CPC classification number: F04B47/04
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