Tong line control for skidder carriages,申请号US19370172394-传众专利搜索

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发明名称	Tong line control for skidder carriages
摘要
申请公布号	US2141469(A)	申请公布日期	1938.12.27
申请号	US19370172394	申请日期	1937.11.02
申请人	YOUNG IRON WORKS	发明人	HANSEN ARTHUR E.;SPIERING CHARLES W.
分类号	B66C21/00	主分类号	B66C21/00
代理机构		代理人
主权项
地址

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