Improvements relating to the manufacture of helically grooved roller covers, sleeves, tubing and the like,申请号GB19490005611-传众专利搜索

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发明名称	Improvements relating to the manufacture of helically grooved roller covers, sleeves, tubing and the like
摘要
申请公布号	GB662168(A)	申请公布日期	1951.12.05
申请号	GB19490005611	申请日期	1949.03.01
申请人	THE NORTH BRITISH RUBBER CO., LIMITED;ROBERT MCGOWAN	发明人
分类号	B29D23/18	主分类号	B29D23/18
代理机构		代理人
主权项
地址

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