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公开(公告)号：US3486483A
公开(公告)日：1969-12-30
申请号：US3486483D
申请日：1968-08-23
Applicant: RICHARD TILNEY , JACK H NETHERSTREET , DEREK MANGNALL , SAMUEL H JONES
Inventor： TILNEY RICHARD , NETHERSTREET JACK H , MANGNALL DEREK , JONES SAMUEL H
CPC classification number: B05B5/0255
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