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公开(公告)号:US2902578A
公开(公告)日:1959-09-01
申请号:US54506255
申请日:1955-11-04
Applicant: CONTROLS CO OF AMERICA
Inventor: JOHNSON ROY W , DUNCAN ROBERT J , BRAID KENNETH G , HEALY WESLEY P
公开(公告)号:US2902578A
公开(公告)日:1959-09-01
申请号:US54506255
申请日:1955-11-04
Applicant: CONTROLS CO OF AMERICA
Inventor: JOHNSON ROY W , DUNCAN ROBERT J , BRAID KENNETH G , HEALY WESLEY P