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公开(公告)号:US3067281A
公开(公告)日:1962-12-04
申请号:US61972045
申请日:1945-10-01
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W , JANSSEN WILLIAM H , POWELL FREDERIC K , SAMSEL RICHARD W
IPC: G01S1/72
CPC classification number: G01S1/72
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公开(公告)号:US2225346A
公开(公告)日:1940-12-17
申请号:US29105939
申请日:1939-08-19
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W
IPC: G01R25/00
CPC classification number: G01R25/00
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公开(公告)号:US2206702A
公开(公告)日:1940-07-02
申请号:US6599836
申请日:1936-02-27
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W
IPC: G07C13/00
CPC classification number: G07C13/00
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公开(公告)号:US2169101A
公开(公告)日:1939-08-08
申请号:US20512038
申请日:1938-04-29
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W
IPC: G01R21/02
CPC classification number: G01R21/02
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15.
公开(公告)号:US2106611A
公开(公告)日:1938-01-25
申请号:US9241636
申请日:1936-07-24
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W
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公开(公告)号:US2053154A
公开(公告)日:1936-09-01
申请号:US1327335
申请日:1935-03-27
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W
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公开(公告)号:US1897850A
公开(公告)日:1933-02-14
申请号:US55974131
申请日:1931-08-27
Applicant: GEN ELECTRIC
Inventor: LA PIERRE CRAMER W
IPC: G01R17/08
CPC classification number: G01R17/08
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