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公开(公告)号:US3416864A
公开(公告)日:1968-12-17
申请号:US45195065
申请日:1965-04-29
Applicant: BECKMAN INSTRUMENTS INC
Inventor: KEAHL GERALD T , SLOOTEN NICO J VAN
IPC: G01J3/12
CPC classification number: G01J3/12
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公开(公告)号:US3525942A
公开(公告)日:1970-08-25
申请号:US3525942D
申请日:1968-02-19
Applicant: BECKMAN INSTRUMENTS INC
Inventor: BORONKAY ATTILA D , KEAHL GERALD T , RIESS GOTTFRIED
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公开(公告)号:US3449050A
公开(公告)日:1969-06-10
申请号:US3449050D
申请日:1965-04-29
Applicant: BECKMAN INSTRUMENTS INC
Inventor: KEAHL GERALD T
CPC classification number: G01N21/314 , G01J3/0202 , G01J3/0213 , G01J3/12
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