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公开(公告)号:US3445894A
公开(公告)日:1969-05-27
申请号:US3445894D
申请日:1967-02-03
Applicant: WARNER SWASEY CO
Inventor: RAYFIELD JAMES ARTHUR F , WHITEHURST JOE R
CPC classification number: D01H13/1625
公开(公告)号:US3445894A
公开(公告)日:1969-05-27
申请号:US3445894D
申请日:1967-02-03
Applicant: WARNER SWASEY CO
Inventor: RAYFIELD JAMES ARTHUR F , WHITEHURST JOE R
CPC classification number: D01H13/1625