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公开(公告)号:US2596996A
公开(公告)日:1952-05-20
申请号:US17402850
申请日:1950-07-15
Applicant: OLIVE D ROSS , RUSSELL H VARIAN , SIGURD F VARIAN , UNIV LELAND STANFORD JUNIOR
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公开(公告)号:US3392744A
公开(公告)日:1968-07-16
申请号:US43147765
申请日:1965-02-09
Applicant: SIGURD F. VARIAN
Inventor: LINGE LORNA VAN
IPC: A01G25/09
CPC classification number: A01G25/097 , Y10S239/09 , Y10S239/12 , Y10T137/4245 , Y10T137/86268
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