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公开(公告)号:US994258A
公开(公告)日:1911-06-06
申请号:US1911603579
申请日:1911-01-19
Applicant: NORTH AND JUDD MFG COMPANY
Inventor: JOHNSON HERBERT A , FORCE JOHN W
公开(公告)号:US994258A
公开(公告)日:1911-06-06
申请号:US1911603579
申请日:1911-01-19
Applicant: NORTH AND JUDD MFG COMPANY
Inventor: JOHNSON HERBERT A , FORCE JOHN W