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发明名称
Indicating and controlling apparatus for hoppers
摘要
申请公布号
GB473595(A)
申请公布日期
1937.10.12
申请号
GB19360007516
申请日期
1936.03.12
申请人
ERNST AUGUST JULIUS KOCH
发明人
分类号
G01F23/22
主分类号
G01F23/22
代理机构
代理人
主权项
地址
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