Kollergang,申请号DE193801W4650D-传众专利搜索

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发明名称	Kollergang
摘要
申请公布号	DE698349(C)	申请公布日期	1940.11.08
申请号	DE193801W4650D	申请日期	1938.11.30
申请人	CARL WEISSHUHN & SOEHNE	发明人	WEISSHUHN DIPL.-ING. KARL
分类号	B02C15/14	主分类号	B02C15/14
代理机构		代理人
主权项
地址

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