Butyl rubber compositions,申请号GB19550021421-传众专利搜索

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发明名称	Butyl rubber compositions
摘要
申请公布号	GB771861(A)	申请公布日期	1957.04.03
申请号	GB19550021421	申请日期	1955.07.25
申请人	UNITED SATES RUBBER COMPANY	发明人
分类号	A43B3/02;C08K3/04;C08L23/22	主分类号	A43B3/02
代理机构		代理人
主权项
地址

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