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公开(公告)号:US3341795A
公开(公告)日:1967-09-12
申请号:US50879965
申请日:1965-11-19
Applicant: IBM
Inventor: NEWMAN ERNEST G , SMITH ROY R , STOKES KONRAD H
IPC: G01L1/18
CPC classification number: G01L1/18
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公开(公告)号:CA814696A
公开(公告)日:1969-06-10
申请号:CA814696D
Applicant: IBM
Inventor: SMITH ROY R , STOKES KONRAD H , NEWMAN ERNEST G
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