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经营范围
发明名称
Противошумовые наушники
摘要
申请公布号
SU134383(A1)
申请公布日期
1960.11.30
申请号
SU19600664665
申请日期
1960.04.25
申请人
AKULICH I.V.
发明人
AKULICH I.V.
分类号
A61F11/06
主分类号
A61F11/06
代理机构
代理人
主权项
地址
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