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发明名称
Projection system
摘要
申请公布号
US2343621(A)
申请公布日期
1944.03.07
申请号
US19410416965
申请日期
1941.10.29
申请人
TOLEDO SEALE COMPANY
发明人
WILLIAMS LAWRENCE S.
分类号
G01B11/06;G01D7/06;G01G23/32
主分类号
G01B11/06
代理机构
代理人
主权项
地址
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