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发明名称
Переключательный клапан
摘要
申请公布号
SU55825(A1)
申请公布日期
1938.11.30
申请号
SUD55825
申请日期
1938.11.14
申请人
KHARITONOV V.I.
发明人
KHARITONOV V.I.
分类号
F16K21/00;B61C17/00
主分类号
F16K21/00
代理机构
代理人
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