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公开(公告)号：US1983552A
公开(公告)日：1934-12-11
申请号：US34931329
申请日：1929-03-23
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： LUCKENBAUGH MARCY L , RADCLIFFE THOMAS D
IPC: B23K35/40
CPC classification number: B23K35/404
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公开(公告)号：US1872320A
公开(公告)日：1932-08-16
申请号：US34391929
申请日：1929-03-02
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： EMIL MINO , JAMES MCCANN , MICHAEL FISCHER , RADCLIFFE THOMAS D
CPC classification number: B23K35/3606 , Y10T428/2955
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