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发明名称
ARTIFICIAL SKIING GROUND
摘要
申请公布号
JPH02108765(A)
申请公布日期
1990.04.20
申请号
JP19880260278
申请日期
1988.10.15
申请人
KUUKAN SOUZOU KENKYUSHO:KK
发明人
SAITO HIROMI
分类号
E04H3/14;A63C19/10
主分类号
E04H3/14
代理机构
代理人
主权项
地址
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