PROCESS FOR IMPROVING THE EXPANDABILITY OF POLYSTYRENE,申请号CAD905028-传众专利搜索

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发明名称	PROCESS FOR IMPROVING THE EXPANDABILITY OF POLYSTYRENE
摘要
申请公布号	CA905028(A)	申请公布日期	1972.07.11
申请号	CAD905028	申请日期
申请人	SINCLAIR-KOPPERS COMPANY	发明人	ALVIN R. INGRAM
分类号		主分类号
代理机构		代理人
主权项
地址

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