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1.Apparatus for severing circuit patterns on and forming conductive connections through a circuit board 失效
Title translation: 通过电路板形成电路图和形成导电连接的装置公开(公告)号:US3538292A
公开(公告)日:1970-11-03
申请号:US3538292D
申请日:1969-01-13
Applicant: TEXAS INSTRUMENTS INC
Inventor: HELMS JOHN D , BROWN HERBERT L JR
CPC classification number: H05K13/04 , H05K3/4046 , H05K2201/10287 , H05K2203/0195 , H05K2203/175 , Y10T29/4913
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公开(公告)号:US3505493A
公开(公告)日:1970-04-07
申请号:US3505493D
申请日:1967-03-08
Applicant: TEXAS INSTRUMENTS INC
Inventor: HELMS JOHN D , BROWN HERBERT L JR
CPC classification number: H05K3/4046 , H05K3/328 , H05K13/04 , H05K2201/10287 , H05K2203/0195 , H05K2203/175 , Y10T29/49124
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公开(公告)号:US3462577A
公开(公告)日:1969-08-19
申请号:US3462577D
申请日:1966-12-23
Applicant: TEXAS INSTRUMENTS INC
Inventor: HELMS JOHN D , BROWN HERBERT L JR
CPC classification number: B23K11/256
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