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公开(公告)号：US2278151A
公开(公告)日：1942-03-31
申请号：US36960140
申请日：1940-12-11
Applicant: GEN ELECTRIC
Inventor： RUNALDUE LEWIS R
IPC: G05F1/32
CPC classification number: G05F1/32
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公开(公告)号：US2092559A
公开(公告)日：1937-09-07
申请号：US75663234
申请日：1934-12-08
Applicant: GEN ELECTRIC
Inventor： RUNALDUE LEWIS R
CPC classification number: G01M3/2838 , G01M3/181 , Y10T74/18864
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