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公开(公告)号:US2387952A
公开(公告)日:1945-10-30
申请号:US40452741
申请日:1941-07-29
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: SMITH CLYDE E
IPC: G01N21/89
CPC classification number: G01N21/89
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公开(公告)号:US2385736A
公开(公告)日:1945-09-25
申请号:US47566243
申请日:1943-02-12
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: SMITH CLYDE E , STADUM CLARENCE B
IPC: B23K11/26
CPC classification number: B23K11/26
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