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发明名称
Polarized light compensating system
摘要
申请公布号
US2303906(A)
申请公布日期
1942.12.01
申请号
US19410421158
申请日期
1941.12.01
申请人
BAUSCH & LOMB OPTICAL COMPANY
发明人
BENFORD JAMES R.;TURNER ARTHUR F.
分类号
G02B21/00
主分类号
G02B21/00
代理机构
代理人
主权项
地址
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