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发明名称
DEVICE FOR MEASURING ROAD SURFACE ADHESION COEFFICIENT
摘要
申请公布号
PL113825(B1)
申请公布日期
1981.01.31
申请号
PL19770199664
申请日期
1977.07.15
申请人
发明人
分类号
G01N;G01N19/02;(IPC1-7):G01N19/02
主分类号
G01N
代理机构
代理人
主权项
地址
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