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公开(公告)号：US3192677A
公开(公告)日：1965-07-06
申请号：US15237961
申请日：1961-11-13
Applicant: AJEM LAB INC
Inventor： LEWIS JOHNSON WILLARD , MILLHISER ROBERT G , SORENSEN ALFRED H , PETER KOSAR
IPC: B44D3/16
CPC classification number: B44D3/16
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