Improvements in methods of making corrugated tubes,申请号GB19420006306-传众专利搜索

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发明名称	Improvements in methods of making corrugated tubes
摘要
申请公布号	GB561544(A)	申请公布日期	1944.05.24
申请号	GB19420006306	申请日期	1942.05.09
申请人	UNITED STATES RUBBER COMPANY	发明人
分类号	B29C53/30;B29D23/18	主分类号	B29C53/30
代理机构		代理人
主权项
地址

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