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公开(公告)号:US1386301A
公开(公告)日:1921-08-02
申请号:US13030216
申请日:1916-11-08
申请人: ADAIR SIDNEY T , CATHERINE FYANS
发明人: ADAIR SIDNEY T , CATHERINE FYANS
CPC分类号: B01D3/10 , B01D1/0082 , Y10T137/295 , Y10T137/2971 , Y10T137/469 , Y10T137/7303 , Y10T137/7319