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公开(公告)号:US2713764A
公开(公告)日:1955-07-26
申请号:US35395453
申请日:1953-05-11
Applicant: LIP HORLOGERIE
Inventor: DE SAINT-VAULRY PAUL DARGIER
CPC classification number: B03B5/36 , B03B5/623 , C23C2/00 , G04B27/004
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公开(公告)号:US2642714A
公开(公告)日:1953-06-23
申请号:US79339447
申请日:1947-12-23
Applicant: GEN MOTORS CORP
Inventor: CONTANT PETER R , SULLIVAN RAYMOND H
CPC classification number: G04C3/061 , G04B27/004
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公开(公告)号:US458460A
公开(公告)日:1891-08-25
申请号:US458460D
IPC: G04B27/00
CPC classification number: G04B27/004
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