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公开(公告)号:US3486840A
公开(公告)日:1969-12-30
申请号:US3486840D
申请日:1968-05-28
Applicant: NAT RES DEV
Inventor: BURTON HAROLD , PAVEY JOHN ANTHONY , JAYNE-WILLIAMS DEREK JAMES , HANSEN WILLIAM FREDERICK
CPC classification number: A61L2/07 , B67C3/24 , B67C3/2614 , B67C7/0073 , B67C2003/2691 , Y10T137/8803
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公开(公告)号:US3481109A
公开(公告)日:1969-12-02
申请号:US3481109D
申请日:1967-12-05
Applicant: NAT RES DEV
Inventor: PAVEY JOHN ANTHONY
CPC classification number: B65B55/10 , B65B55/04 , B67C7/0046
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