Способ транзитного сплава плотов по рекам,申请号SU19310086840-传众专利搜索

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发明名称	Способ транзитного сплава плотов по рекам
摘要
申请公布号	SU38885(A1)	申请公布日期	1934.09.30
申请号	SU19310086840	申请日期	1931.04.14
申请人	MAKAROV N.V.	发明人	MAKAROV N.V.
分类号	B63B35/62;B63B35/66;B63H23/24	主分类号	B63B35/62
代理机构		代理人
主权项
地址

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