Artificial ice rink - has extended pipe ends leading to manifold outside plane of hairpin pipes to improve ice formation,申请号CH19750003488-传众专利搜索

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发明名称	Artificial ice rink - has extended pipe ends leading to manifold outside plane of hairpin pipes to improve ice formation
摘要
申请公布号	CH589830(A5)	申请公布日期	1977.07.15
申请号	CH19750003488	申请日期	1975.03.19
申请人	SULZER-ESCHER WYSS GMBH	发明人
分类号	F25C3/02;(IPC1-7):25C3/02	主分类号	F25C3/02
代理机构		代理人
主权项
地址

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