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发明名称
METHOD AND APPARATUS FOR MAKING SNOW
摘要
申请公布号
EP0977968(A1)
申请公布日期
2000.02.09
申请号
EP19980918384
申请日期
1998.04.21
申请人
RATNIK INDUSTRIES, INCORPORATED
发明人
RATNIK, H., RONALD;RAPP, LOUIS, N.;WANG, TIMOTHY, C., Y.
分类号
F25C3/04;(IPC1-7):F25C3/04
主分类号
F25C3/04
代理机构
代理人
主权项
地址
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