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发明名称
Clear vision device
摘要
申请公布号
US1878718(A)
申请公布日期
1932.09.20
申请号
US19310509008
申请日期
1931.01.15
申请人
SCIARRINO PETER J
发明人
SCIARRINO PETER J.
分类号
B60S1/54
主分类号
B60S1/54
代理机构
代理人
主权项
地址
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