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公开(公告)号：US1270333A
公开(公告)日：1918-06-25
申请号：US11761016
申请日：1916-08-30
Applicant: DIAMOND MATCH CO
Inventor： SCHUMACHER HENRY C , WINTERS WILLIAM A
CPC classification number: B31C3/00 , B29C53/821 , Y10S493/915
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