Schalldaempfer, bestehend aus beweglichen schneckenartigen Leitschaufeln, die in einem auseinandernehmbaren Gehaeuse angeordnet sind,申请号DE1929W082052D-传众专利搜索

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发明名称	Schalldaempfer, bestehend aus beweglichen schneckenartigen Leitschaufeln, die in einem auseinandernehmbaren Gehaeuse angeordnet sind
摘要
申请公布号	DE504887(C)	申请公布日期	1930.08.09
申请号	DE1929W082052D	申请日期	1929.03.07
申请人	HEINRICH WESTERBARKEY	发明人
分类号	F01N1/16	主分类号	F01N1/16
代理机构		代理人
主权项
地址

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