TWISTING OR STRAIGHTENING MECHANISM,申请号CAD394397-传众专利搜索

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发明名称	TWISTING OR STRAIGHTENING MECHANISM
摘要
申请公布号	CA394397(A)	申请公布日期	1941.02.04
申请号	CAD394397	申请日期
申请人	ALUMINUM COMPANY OF AMERICA	发明人	GEORGE EDWARD NIGHTHART;EDWARD MORGAN WHEELER
分类号		主分类号
代理机构		代理人
主权项
地址

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