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公开(公告)号:US2361459A
公开(公告)日:1944-10-31
申请号:US32582140
申请日:1940-03-25
Applicant: DAVID CORBIN
Inventor: DAVID CORBIN
IPC: B41F13/70
公开(公告)号:US2361459A
公开(公告)日:1944-10-31
申请号:US32582140
申请日:1940-03-25
Applicant: DAVID CORBIN
Inventor: DAVID CORBIN
IPC: B41F13/70