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发明名称
Silencer
摘要
申请公布号
US2448382(A)
申请公布日期
1948.08.31
申请号
US19440560456
申请日期
1944.10.26
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MASON WARREN P.
分类号
F41A21/30
主分类号
F41A21/30
代理机构
代理人
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地址
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