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发明名称
Schalldaempfer fuer Brennkraftmaschinen durch akustische Filter
摘要
申请公布号
DE580923(C)
申请公布日期
1933.07.19
申请号
DED580923D
申请日期
1930.11.05
申请人
GABRIEL BECKER
发明人
分类号
F01N1/02;F16L55/02
主分类号
F01N1/02
代理机构
代理人
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地址
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