Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"O'BRIEN MAURICE J" Page 1

1.

发明授权
Activated rosin fluxes and cored solders made therefrom 失效
Title translation: 活性松香助熔剂和由其制成的核心焊料

公开(公告)号：US3281222A

公开(公告)日：1966-10-25

申请号：US28737963

申请日：1963-06-12

Applicant: BELL TELEPHONE LABOR INC

Inventor： BOUTON GEORGE M , O'BRIEN MAURICE J

IPC: B23K35/36

CPC classification number: B23K35/3613 , Y10T428/2958 , Y10T428/31714

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