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公开(公告)号：US1461414A
公开(公告)日：1923-07-10
申请号：US56889822
申请日：1922-06-17
Applicant: DIAMOND MATCH CO
Inventor： COSTER ARTHUR V
IPC: B31B50/48
CPC classification number: B31B50/00 , B31B50/46 , B31B50/732
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