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发明名称
Приспособление для механической очистки зольника в паровозных топках
摘要
申请公布号
SU21307(A1)
申请公布日期
1931.07.31
申请号
SU19300073238
申请日期
1930.07.13
申请人
NIKOLAEV V.P.
发明人
NIKOLAEV V.P.
分类号
F28G1/08;F23J3/06
主分类号
F28G1/08
代理机构
代理人
主权项
地址
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