Improvements in or relating to a method of and means for making articles having a polygonal cross section,申请号GB19420000066-传众专利搜索

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发明名称	Improvements in or relating to a method of and means for making articles having a polygonal cross section
摘要
申请公布号	GB553921(A)	申请公布日期	1943.06.10
申请号	GB19420000066	申请日期	1942.01.02
申请人	RICHARD LESTER WILCOX;THE WATERBURY FARREL FOUNDRY AND MACHINE COMPANY	发明人
分类号	B21K1/64	主分类号	B21K1/64
代理机构		代理人
主权项
地址

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