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经营范围
发明名称
FREEZING PREVENTING BLOCK AND FREEZING PREVENTING ROAD USING THE BLOCK
摘要
申请公布号
JPH0988004(A)
申请公布日期
1997.03.31
申请号
JP19950248000
申请日期
1995.09.26
申请人
NAGAI CONCRETE KOGYO KK
发明人
NAGAI YOSHIO
分类号
E01C11/26;(IPC1-7):E01C11/26
主分类号
E01C11/26
代理机构
代理人
主权项
地址
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