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发明名称
Выхлопной клапан для двигателей внутреннего горения
摘要
申请公布号
SU20871(A1)
申请公布日期
1931.05.31
申请号
SU19280028816
申请日期
1928.06.11
申请人
ZELSKIJ M.A.
发明人
ZELSKIJ M.A.
分类号
F01L1/32;F16K1/00
主分类号
F01L1/32
代理机构
代理人
主权项
地址
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