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公开(公告)号：US2002571A
公开(公告)日：1935-05-28
申请号：US69307333
申请日：1933-10-11
Applicant: DIAMOND MATCH CO
Inventor： JOSEPH FARRELLY
CPC classification number: G09F23/00 , F04B7/0053 , G09F2023/0041
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