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经营范围
发明名称
Window silencer
摘要
申请公布号
US1990108(A)
申请公布日期
1935.02.05
申请号
US19340715274
申请日期
1934.03.13
申请人
THE MAXIM SILENCER COMPANY
发明人
BOURNE ROLAND B.
分类号
F16L55/02;F24F7/013
主分类号
F16L55/02
代理机构
代理人
主权项
地址
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