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发明名称
Control for head lamps for motor cars
摘要
申请公布号
US1801864(A)
申请公布日期
1931.04.21
申请号
US19290337380
申请日期
1929.02.04
申请人
ERNEST HUTCHISON WILLIAM;WILLIAM REES DAVID EDWARD
发明人
HUTCHISON WILLIAM ERNEST;REES DAVID EDWARD WILLIAM
分类号
F21V14/02
主分类号
F21V14/02
代理机构
代理人
主权项
地址
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