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经营范围
发明名称
Translucent element and locking means therefor
摘要
申请公布号
US2269325(A)
申请公布日期
1942.01.06
申请号
US19390287706
申请日期
1939.08.01
申请人
THOMAS VEITCH
发明人
VEITCH THOMAS
分类号
G09F13/06
主分类号
G09F13/06
代理机构
代理人
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