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发明名称
APPARATUS FOR SILENCING AND FILTERING NOISE PRODUCING GASES
摘要
申请公布号
CA463524(A)
申请公布日期
1950.03.07
申请号
CAD463524
申请日期
申请人
BURGESS-MANNING COMPANY
发明人
HELMUT A. DIETRICH
分类号
主分类号
代理机构
代理人
主权项
地址
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