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公开(公告)号:US878356A
公开(公告)日:1908-02-04
申请号:US1907360693
申请日:1907-03-05
申请人: COPPRIDGE JOEL ANDERSON , COPPRIDGE EDDIE WELLMER
发明人: COPPRIDGE JOEL ANDERSON , COPPRIDGE EDDIE WELLMER
CPC分类号: F24H1/40