Bottom packing for weir-locks,申请号US19290397415-传众专利搜索

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发明名称	Bottom packing for weir-locks
摘要
申请公布号	US1814881(A)	申请公布日期	1931.07.14
申请号	US19290397415	申请日期	1929.10.04
申请人	MACHINENFABRIK AUGSBURG-NURNBERG A. G.	发明人	ZIMMERMANN KARL
分类号	E02B7/54	主分类号	E02B7/54
代理机构		代理人
主权项
地址

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