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经营范围
发明名称
WARPED PLANE BERM
摘要
申请公布号
US3599542(A)
申请公布日期
1971.08.17
申请号
USD3599542
申请日期
1969.06.30
申请人
JAMES A. MORRETT JR.
发明人
JAMES A. MORRETT JR.
分类号
E01C1/00;E01C11/22;E01F15/14;(IPC1-7):E01C1/00
主分类号
E01C1/00
代理机构
代理人
主权项
地址
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