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公开(公告)号:US1471765A
公开(公告)日:1923-10-23
申请号:US57585522
申请日:1922-07-18
Applicant: WILSON ROBERT E
Inventor: WILSON ROBERT E
IPC: C01G28/00
CPC classification number: C01G28/005
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公开(公告)号:US3004707A
公开(公告)日:1961-10-17
申请号:US54758655
申请日:1955-11-17
Applicant: WILSON ROBERT E
Inventor: WILSON ROBERT E
IPC: G01S13/70
CPC classification number: G01S13/70
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公开(公告)号:US2839245A
公开(公告)日:1958-06-17
申请号:US31817552
申请日:1952-11-01
Applicant: WILSON ROBERT E
Inventor: WILSON ROBERT E
IPC: G06G7/161
CPC classification number: G06G7/161
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公开(公告)号:US2437579A
公开(公告)日:1948-03-09
申请号:US63374945
申请日:1945-12-08
Applicant: WILSON ROBERT E
Inventor: WILSON ROBERT E
IPC: H01R25/14
CPC classification number: H01R25/142
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公开(公告)号:US1333524A
公开(公告)日:1920-03-09
申请号:US26270718
申请日:1918-11-15
Applicant: WILSON ROBERT E
Inventor: WILSON ROBERT E
IPC: B01J20/04
CPC classification number: B01J20/041 , B01J2220/42
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