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发明名称
Reflector button
摘要
申请公布号
US2242382(A)
申请公布日期
1941.05.20
申请号
US19380194116
申请日期
1938.03.05
申请人
HARRY BASTOW
发明人
BASTOW HARRY
分类号
G02B5/126
主分类号
G02B5/126
代理机构
代理人
主权项
地址
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