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发明名称
Рабочая лопасть для вентилятора
摘要
申请公布号
SU26012(A1)
申请公布日期
1932.04.30
申请号
SU19310085827
申请日期
1931.03.26
申请人
SHEVELEV E.E.
发明人
SHEVELEV E.E.
分类号
F04D29/36
主分类号
F04D29/36
代理机构
代理人
主权项
地址
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