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经营范围
发明名称
Leichtmetallkolben fuer Brennkraftmaschinen
摘要
申请公布号
DE682631(C)
申请公布日期
1939.10.19
申请号
DE1935D069506D
申请日期
1935.01.11
申请人
FRIEDRICH RICHARD DIETRICH
发明人
分类号
F02F3/02;F02F3/04
主分类号
F02F3/02
代理机构
代理人
主权项
地址
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