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发明名称
MUFFLER
摘要
申请公布号
US3521429(A)
申请公布日期
1970.07.21
申请号
USD3521429
申请日期
1968.10.04
申请人
FRANK B. LEFFLER
发明人
FRANK B. LEFFLER
分类号
F01N3/022;F01N3/08;F01N13/18;(IPC1-7):B01D46/00;F02B75/10;F01N3/02
主分类号
F01N3/022
代理机构
代理人
主权项
地址
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