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公开(公告)号:US2516570A
公开(公告)日:1950-07-25
申请号:US4502648
申请日:1948-08-19
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: HARTWIG EDWARD C , REED JAMES L
IPC: H05B3/00
CPC classification number: H05B3/0023
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公开(公告)号:US2568411A
公开(公告)日:1951-09-18
申请号:US8040449
申请日:1949-03-09
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: REED JAMES L
IPC: G05D23/22
CPC classification number: G05D23/22 , G05D23/1909
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