Preservation of semihard rubber compositions,申请号US19400347477-传众专利搜索

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发明名称	Preservation of semihard rubber compositions
摘要
申请公布号	US2274602(A)	申请公布日期	1942.02.24
申请号	US19400347477	申请日期	1940.07.25
申请人	THE B. F. GOODRICH COMPANY	发明人	HENDRIX RAY O.
分类号	C08K5/18	主分类号	C08K5/18
代理机构		代理人
主权项
地址

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