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经营范围
发明名称
Sign reflecting in predetermined direction
摘要
申请公布号
US2043690(A)
申请公布日期
1936.06.09
申请号
US19310579036
申请日期
1931.12.04
申请人
S. F. ARBUCKLE CORPORATION
发明人
ARBUCKLE SAMUEL F.;COULTER GUY H.
分类号
B60Q1/34
主分类号
B60Q1/34
代理机构
代理人
主权项
地址
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