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公开(公告)号：US3124985A
公开(公告)日：1964-03-17
申请号：US73273758
申请日：1958-05-02
Applicant: WARNER SWASEY CO
Inventor： CURTIS MYRON SHIRLEY , SHOEPE HARRY
CPC classification number: B23Q1/01 , B23B3/16 , Y10T29/5129 , Y10T29/5154 , Y10T29/5178 , Y10T82/2566
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