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公开(公告)号:US3225659A
公开(公告)日:1965-12-28
申请号:US30185463
申请日:1963-04-13
Applicant: SYLVANIA ELECTRIC PROD
Inventor: GARTNER STANLEY J , MOREAN JAMES E
IPC: B23Q27/00
CPC classification number: B23Q27/00 , Y10T409/303248
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公开(公告)号:US2997185A
公开(公告)日:1961-08-22
申请号:US5974260
申请日:1960-09-30
Applicant: SYLVANIA ELECTRIC PROD
Inventor: MOREAN JAMES E , REGELMAN LA RUE V
IPC: H01J19/46
CPC classification number: H01J19/46 , H01J2893/0007
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