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发明名称
SAND LAYER THICKNESS REGULATOR FOR SANDBOX
摘要
申请公布号
JPS54144737(A)
申请公布日期
1979.11.12
申请号
JP19780052298
申请日期
1978.05.02
申请人
MURAKAMI KIYOUICHI
发明人
ITAKURA YUUICHIROU;MURAKAMI KIYOUICHI
分类号
E01C19/12;E01C19/20
主分类号
E01C19/12
代理机构
代理人
主权项
地址
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