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经营范围
发明名称
Self-extinguishing asphalt composition
摘要
申请公布号
US2667425(A)
申请公布日期
1954.01.26
申请号
US19500142085
申请日期
1950.02.02
申请人
PRESQUE ISLE LABORATORIES AND MANUFACTURING, INC.
发明人
BIERLY LESTER A.
分类号
C08L95/00
主分类号
C08L95/00
代理机构
代理人
主权项
地址
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