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发明名称
Nose protector
摘要
申请公布号
US2364354(A)
申请公布日期
1944.12.05
申请号
US19430482891
申请日期
1943.04.13
申请人
FELCH ESTEL D
发明人
FELCH ESTEL D.
分类号
G02C11/00
主分类号
G02C11/00
代理机构
代理人
主权项
地址
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