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公开(公告)号：US3306497A
公开(公告)日：1967-02-28
申请号：US44078365
申请日：1965-03-18
Applicant: VALVE CORP OF AMERICA
Inventor： KENNEY ALLEN J , O'DONNELL WILLIAM R
IPC: B05B11/00
CPC classification number: B05B11/3052
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