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发明名称
Приспособление для автоматического прогревания труб крана Лешателье и паровых цилиндров паровоза
摘要
申请公布号
SU22706(A1)
申请公布日期
1931.09.30
申请号
SU19290046951
申请日期
1929.05.11
申请人
BABAEV I.F.
发明人
BABAEV I.F.
分类号
B61C17/00
主分类号
B61C17/00
代理机构
代理人
主权项
地址
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