Improvements in or relating to artificial snow slopes,申请号GB19640045031-传众专利搜索

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发明名称	Improvements in or relating to artificial snow slopes
摘要
申请公布号	GB1069169(A)	申请公布日期	1967.05.17
申请号	GB19640045031	申请日期	1964.11.04
申请人	JAMES FRANK BERKELEY CONYERS	发明人
分类号	D03D27/00;E01C13/12	主分类号	D03D27/00
代理机构		代理人
主权项
地址

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