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发明名称
Adjustable reflector support
摘要
申请公布号
US2506355(A)
申请公布日期
1950.05.02
申请号
US19460657548
申请日期
1946.03.27
申请人
WILLIAM WALTZ
发明人
GUERCIO JOSEPH
分类号
G03B21/10
主分类号
G03B21/10
代理机构
代理人
主权项
地址
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