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公开(公告)号:US1269803A
公开(公告)日:1918-06-18
申请号:US18181517
申请日:1917-07-20
Applicant: GEORGE P ELMEN
Inventor: SHARPNACK GEORGE
CPC classification number: A61H23/0254 , A61H2201/149
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公开(公告)号:US1205571A
公开(公告)日:1916-11-21
申请号:US8707116
申请日:1916-03-27
Applicant: GEORGE P ELMEN , STEPHEN O SALISBURY , ADOLPHUS R TALBOT , SHARPNACK GEORGE , NASH THOMAS J
Inventor: SHARPNACK GEORGE , NASH THOMAS J
CPC classification number: F24H3/004
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