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经营范围
发明名称
Improvements in or relating to disintegrators or grinding machines
摘要
申请公布号
GB471770(A)
申请公布日期
1937.09.10
申请号
GB19360012020
申请日期
1936.04.28
申请人
GEORGE PORTEUS
发明人
分类号
B02C13/282
主分类号
B02C13/282
代理机构
代理人
主权项
地址
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