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公开(公告)号:US691425A
公开(公告)日:1902-01-21
申请号:US1901075051
申请日:1901-09-11
Applicant: WEST ALLEN L
Inventor: WEST ALLEN L
CPC classification number: A63B71/022
公开(公告)号:US691425A
公开(公告)日:1902-01-21
申请号:US1901075051
申请日:1901-09-11
Applicant: WEST ALLEN L
Inventor: WEST ALLEN L
CPC classification number: A63B71/022