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公开(公告)号：US3469384A
公开(公告)日：1969-09-30
申请号：US3469384D
申请日：1967-08-08
Applicant: LEESONA CORP
Inventor： STODDARD NICHOLAS J , STODDARD ROBERT W
CPC classification number: D02G1/0266 , D02J13/001
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