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经营范围
发明名称
Pulverizing or crushing machine
摘要
申请公布号
US1862889(A)
申请公布日期
1932.06.14
申请号
US19300494661
申请日期
1930.11.10
申请人
AMERICAN PULVERIZER COMPANY
发明人
ELZEMEYER EDWIN E.;GRIESEDIECK HENRY C.
分类号
B02C13/31
主分类号
B02C13/31
代理机构
代理人
主权项
地址
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