Improvements in or connected with hopper bale openers, hopper feeders, and such like apparatus for opening and cleaning cotton or like fibrous material
摘要
申请公布号
GB337171(A)
申请公布日期
1930.10.30
申请号
GB19290030692
申请日期
1929.10.10
申请人
THE BRITISH COTTON INDUSTRY RESEARCH ASSOCIATION;TOM NUTTALL;SYDNEY ALFRED SHORTER
