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公开(公告)号：US2489920A
公开(公告)日：1949-11-29
申请号：US68132746
申请日：1946-07-03
Applicant: GEN ELECTRIC
Inventor： MICHEL PHILIP C
IPC: G01V3/10
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12.发明授权Means for measuring the difference in magnitude of alternately occurring pulses 失效用于测量交替发生的脉冲的幅度差的装置
公开(公告)号：US2467844A
公开(公告)日：1949-04-19
申请号：US65730746
申请日：1946-03-26
Applicant: GEN ELECTRIC
Inventor： MICHEL PHILIP C
IPC: G01N23/08
CPC classification number: G01N23/083
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公开(公告)号：US2310105A
公开(公告)日：1943-02-02
申请号：US38882041
申请日：1941-04-16
Applicant: GEN ELECTRIC
Inventor： MICHEL PHILIP C
IPC: H03K23/82
CPC classification number: H03K23/82
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