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公开(公告)号:US1487619A
公开(公告)日:1924-03-18
申请号:US51127121
申请日:1921-10-29
Applicant: EDWIN TAYLOR CHARLES
Inventor: EDWIN TAYLOR CHARLES
IPC: D06F1/08
CPC classification number: D06F1/08
公开(公告)号:US1487619A
公开(公告)日:1924-03-18
申请号:US51127121
申请日:1921-10-29
Applicant: EDWIN TAYLOR CHARLES
Inventor: EDWIN TAYLOR CHARLES
IPC: D06F1/08
CPC classification number: D06F1/08