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公开(公告)号：US3313021A
公开(公告)日：1967-04-11
申请号：US34846364
申请日：1964-03-02
Applicant: STANFORD RESEARCH INST
Inventor： WRIGHT EDWARD S , BAYCE ARTHUR E
IPC: B23K20/08
CPC classification number: B23K20/08 , Y10T29/49805
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