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公开(公告)号:US3303063A
公开(公告)日:1967-02-07
申请号:US37537364
申请日:1964-06-15
Applicant: GEN MOTORS CORP
Inventor: PIETRYKA ROBERT J
IPC: C23C8/50
CPC classification number: C23C8/50
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公开(公告)号:US3501320A
公开(公告)日:1970-03-17
申请号:US3501320D
申请日:1967-11-20
Applicant: GEN MOTORS CORP
Inventor: PIETRYKA ROBERT J , AMALA RAYMOND S
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