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公开(公告)号:US712361A
公开(公告)日:1902-10-28
申请号:US1901086624
申请日:1901-12-20
Applicant: GEORGE A SMITH
Inventor: CLARKE ARTHUR R
CPC classification number: F16H19/043 , Y10T74/18096
公开(公告)号:US712361A
公开(公告)日:1902-10-28
申请号:US1901086624
申请日:1901-12-20
Applicant: GEORGE A SMITH
Inventor: CLARKE ARTHUR R
CPC classification number: F16H19/043 , Y10T74/18096