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公开(公告)号:US3102990A
公开(公告)日:1963-09-03
申请号:US15831861
申请日:1961-12-11
Applicant: BECKMAN INSTRUMENTS INC
Inventor: MILLER KENNETH F , PLACE SR THOMAS M
CPC classification number: H01C1/12 , H01B1/22 , H01B1/24 , H01C10/306
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公开(公告)号:US3134085A
公开(公告)日:1964-05-19
申请号:US21768962
申请日:1962-08-17
Applicant: BECKMAN INSTRUMENTS INC
Inventor: MILLER KENNETH F , SZOBONYA KARL F
IPC: H01C10/40
CPC classification number: H01C10/40 , Y10T29/49169
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