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公开(公告)号：US3250873A
公开(公告)日：1966-05-10
申请号：US35353964
申请日：1964-03-20
Applicant: MARVEL ENG CO
Inventor： KUDLATY WALTER J , HOLLIDAY THEODORE B , ROBERT LUCHETTA
IPC: B01D35/143 , H01H35/34
CPC classification number: B01D35/143 , H01H35/34
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