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发明名称
Improvements in and relating to the conveyance of pulverulent or fine gritty material
摘要
申请公布号
GB503286(A)
申请公布日期
1939.04.04
申请号
GB19380014228
申请日期
1938.05.12
申请人
G. POLYSIUS AKTIENGESELLSCHAFT;HANS HORN
发明人
分类号
B65G53/20
主分类号
B65G53/20
代理机构
代理人
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