Traction lines for ski-runners and other passengers,申请号US19350007657-传众专利搜索

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发明名称	Traction lines for ski-runners and other passengers
摘要
申请公布号	US2087232(A)	申请公布日期	1937.07.20
申请号	US19350007657	申请日期	1935.02.21
申请人	ERNST CONSTAM	发明人	CONSTAM ERNST
分类号	B61B12/02	主分类号	B61B12/02
代理机构		代理人
主权项
地址

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