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公开(公告)号:US1529322A
公开(公告)日:1925-03-10
申请号:US68620524
申请日:1924-01-14
Applicant: OHIO MATCH COMPANY
Inventor: SCHAPIRO HUGO H B
IPC: C06F3/00
CPC classification number: C06F3/00
公开(公告)号:US1529322A
公开(公告)日:1925-03-10
申请号:US68620524
申请日:1924-01-14
Applicant: OHIO MATCH COMPANY
Inventor: SCHAPIRO HUGO H B
IPC: C06F3/00
CPC classification number: C06F3/00