Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"MARGOLLS DAVID P" Page 1

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发明授权
Method of bonding metallic members 失效
Title translation: 金属构件接合方法

公开(公告)号：US3050843A

公开(公告)日：1962-08-28

申请号：US80656059

申请日：1959-04-15

Applicant: BELL TELEPHONE LABOR INC

Inventor： MARGOLLS DAVID P , WALSH EDWARD G

IPC: H01J5/28

CPC classification number: H01J5/28 , H01J2893/0044 , Y10S428/934 , Y10S428/94 , Y10T29/435 , Y10T428/12764

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