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发明名称
Polarizing refracting bodies
摘要
申请公布号
US1918848(A)
申请公布日期
1933.07.18
申请号
US19290358288
申请日期
1929.04.26
申请人
NORWICH RESEARCH, INC.
发明人
LAND EDWIN H.;FRIEDMAN JOSEPH S.
分类号
G02B5/30;G02F1/01;G02F1/17
主分类号
G02B5/30
代理机构
代理人
主权项
地址
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