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公开(公告)号:US2903516A
公开(公告)日:1959-09-08
申请号:US63388057
申请日:1957-01-14
Applicant: MOTOROLA INC
Inventor: BIEDERMANN WILLIAM C , GUTSCHICK LESTER C
CPC classification number: H05K3/306 , H05K3/308 , H05K3/3447 , H05K2201/09063 , H05K2201/09854 , H05K2201/10083 , H05K2201/10787 , H05K2201/10863 , H05K2201/10878
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公开(公告)号:US2782389A
公开(公告)日:1957-02-19
申请号:US40310254
申请日:1954-01-11
Applicant: MOTOROLA INC
Inventor: JOHN SUNKO , BIEDERMANN WILLIAM C
IPC: H01R33/76
CPC classification number: H01R33/765
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