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公开(公告)号:US1081049A
公开(公告)日:1913-12-09
申请号:US1912704013
申请日:1912-06-17
Applicant: KOLLAR WALTER B
Inventor: KOLLAR WALTER B
CPC classification number: B25D9/18
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公开(公告)号:US984935A
公开(公告)日:1911-02-21
申请号:US1910588277
申请日:1910-10-21
Applicant: KOLLAR WALTER B
Inventor: KOLLAR WALTER B
CPC classification number: F15B11/076 , A61B17/0684
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