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公开(公告)号：US3401114A
公开(公告)日：1968-09-10
申请号：US49673065
申请日：1965-10-15
Applicant: RAND DEV CORP
Inventor： CARLTON STUART S , RAYNES BERTRAM C
IPC: C02F1/28
CPC classification number: C02F1/283 , Y10S210/909
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