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经营范围
发明名称
Preparing bulk material and apparatus therefor
摘要
申请公布号
US2209618(A)
申请公布日期
1940.07.30
申请号
US19360115522
申请日期
1936.12.12
申请人
FRIED. KRUPP AKTIENGESELLSCHAFT
发明人
VOGEL WALTER
分类号
B03B5/40
主分类号
B03B5/40
代理机构
代理人
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地址
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