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发明名称
SELECTED LIGHT TRANSMISSION AND PROTECTIVE MATERIALS
摘要
申请公布号
CA517216(A)
申请公布日期
1955.10.04
申请号
CAD517216
申请日期
申请人
RILE-COLE FILTER PROCESS
发明人
ELWYN G. B. RILEY
分类号
主分类号
代理机构
代理人
主权项
地址
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