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发明名称
SMOG CONTROL DEVICE
摘要
申请公布号
US3548591(A)
申请公布日期
1970.12.22
申请号
USD3548591
申请日期
1968.09.11
申请人
WILLIAM H. MCKAY
发明人
WILLIAM H. MCKAY
分类号
F01N3/021;F01N3/04;(IPC1-7):F01N3/00;B01D50/00
主分类号
F01N3/021
代理机构
代理人
主权项
地址
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