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发明名称
EXHAUST EMISSION CONTROL
摘要
申请公布号
US3674441(A)
申请公布日期
1972.07.04
申请号
USD3674441
申请日期
1970.11.09
申请人
GENERAL MOTORS CORP.
发明人
EDWARD N. COLE
分类号
F01N3/08;F01N3/20;F02M25/07;(IPC1-7):F01N3/14;B01J9/04
主分类号
F01N3/08
代理机构
代理人
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地址
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