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经营范围
发明名称
Piston packing in piston engines of all kinds, especially in diesel engines
摘要
申请公布号
GB400106(A)
申请公布日期
1933.10.19
申请号
GB19330012097
申请日期
1933.04.25
申请人
KARL LETZNER
发明人
分类号
F16J9/08
主分类号
F16J9/08
代理机构
代理人
主权项
地址
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