Паровозная машина с изменяемым ходом поршня,申请号SU19280029540K-传众专利搜索

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发明名称	Паровозная машина с изменяемым ходом поршня
摘要
申请公布号	SU23044(A1)	申请公布日期	1931.09.30
申请号	SU19280029540K	申请日期	1928.07.11
申请人	BEDNYAKOV S.I.	发明人	BEDNYAKOV S.I.
分类号	B61C1/00;F16H21/20;F16J1/14	主分类号	B61C1/00
代理机构		代理人
主权项
地址

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