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发明名称
Набивочные кольца для поршней и золотников паровых и газовых машин
摘要
申请公布号
SU22416(A1)
申请公布日期
1931.08.31
申请号
SU19260009974
申请日期
1926.06.18
申请人
BELOUSOV A.M.
发明人
BELOUSOV A.M.
分类号
F16J15/56
主分类号
F16J15/56
代理机构
代理人
主权项
地址
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