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发明名称
Improvements in scraper conveyors
摘要
申请公布号
GB651908(A)
申请公布日期
1951.04.11
申请号
GB19480013972
申请日期
1948.05.24
申请人
HOUILLERES DU BASSIN DU NORD ET DU PAS DE CALAIS
发明人
分类号
B65G19/28
主分类号
B65G19/28
代理机构
代理人
主权项
地址
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