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发明名称
ANTI-SLIP GRATING
摘要
申请公布号
DE3063072(D1)
申请公布日期
1983.06.16
申请号
DE19803063072
申请日期
1980.05.19
申请人
CATERPILLAR TRACTOR CO.
发明人
BAHNFLETH, WILLIAM A.
分类号
E01D19/12;E04C2/42;E04F11/16;(IPC1-7):E04C2/42
主分类号
E01D19/12
代理机构
代理人
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地址
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