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经营范围
发明名称
Fliehkraftkugelmuehle
摘要
申请公布号
DE671638(C)
申请公布日期
1939.02.10
申请号
DE1937K148906D
申请日期
1937.12.18
申请人
LUDWIG KIRCHHOFF
发明人
KIRCHHOFF LUDWIG
分类号
B02C15/08;B02C15/12
主分类号
B02C15/08
代理机构
代理人
主权项
地址
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