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公开(公告)号:US921877A
公开(公告)日:1909-05-18
申请号:US1908429757
申请日:1908-04-28
Applicant: NIXON JAMES NEWTON
Inventor: NIXON JAMES NEWTON
CPC classification number: B61F5/386
公开(公告)号:US921877A
公开(公告)日:1909-05-18
申请号:US1908429757
申请日:1908-04-28
Applicant: NIXON JAMES NEWTON
Inventor: NIXON JAMES NEWTON
CPC classification number: B61F5/386