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公开(公告)号:US3443371A
公开(公告)日:1969-05-13
申请号:US3443371D
申请日:1968-01-24
Applicant: LEESONA CORP
Inventor: WARD ALAN
CPC classification number: D02J13/003 , D02G1/0273
公开(公告)号:US3443371A
公开(公告)日:1969-05-13
申请号:US3443371D
申请日:1968-01-24
Applicant: LEESONA CORP
Inventor: WARD ALAN
CPC classification number: D02J13/003 , D02G1/0273