Muffler with spiral conical insert,申请号US19480029969-传众专利搜索

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发明名称	Muffler with spiral conical insert
摘要
申请公布号	US2552615(A)	申请公布日期	1951.05.15
申请号	US19480029969	申请日期	1948.05.29
申请人	BALTZER LAWRENCE F	发明人	BALTZER LAWRENCE F.
分类号	F01N1/12	主分类号	F01N1/12
代理机构		代理人
主权项
地址

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