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公开(公告)号：US2955765A
公开(公告)日：1960-10-11
申请号：US69775357
申请日：1957-11-20
Applicant: FARMER KENNETH J , FAY BERNARD F
Inventor： FARMER KENNETH J , FAY BERNARD F
CPC classification number: B05B1/046 , B05B1/14 , B05B3/08 , Y10S239/01
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