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发明名称
Optical lens system
摘要
申请公布号
US2531956(A)
申请公布日期
1950.11.28
申请号
US19450613370
申请日期
1945.08.29
申请人
ADRIAN WALDORF;WADE WILLARD H
发明人
WALDORF ADRIAN;WADE WILLARD H.
分类号
H04N5/74
主分类号
H04N5/74
代理机构
代理人
主权项
地址
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