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公开(公告)号：US3377461A
公开(公告)日：1968-04-09
申请号：US47759065
申请日：1965-08-05
Applicant: GEN DYNAMICS CORP
Inventor： BALLASS JOHN T , PERKINS JR CARL W , FREEDMAN BERNARD J
IPC: B23K35/04 , B23K35/36 , B23K35/365
CPC classification number: B23K35/365 , B23K35/3616 , Y10T428/294
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