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发明名称
IMPROVEMENTS RELATING TO MEANS FOR CONVEYING COAL IN MINES
摘要
申请公布号
GB1278335(A)
申请公布日期
1972.06.21
申请号
GB19690057553
申请日期
1969.11.25
申请人
DOWTY MECO LIMITED
发明人
GORDON BERTRAM DAWSON
分类号
B65G47/95
主分类号
B65G47/95
代理机构
代理人
主权项
地址
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