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发明名称
Highway lighting device and method of making same
摘要
申请公布号
US2653782(A)
申请公布日期
1953.09.29
申请号
US19500146324
申请日期
1950.02.25
申请人
PFAFF JR HENRY C
发明人
JR. HENRY C. PFAFF,
分类号
E04H12/24;F21S8/08
主分类号
E04H12/24
代理机构
代理人
主权项
地址
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