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发明名称
PERMEABLE RETROREFLECTIVE SHEETING
摘要
申请公布号
US5128804(A)
申请公布日期
1992.07.07
申请号
US19910651121
申请日期
1991.02.06
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
LIGHTLE, VERA L.;PETERSEN, JOHANN F.;BINGHAM, WALLACE K.
分类号
D04H3/16;G02B5/128
主分类号
D04H3/16
代理机构
代理人
主权项
地址
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