Process of removing wax and resins from shellac,申请号US19340711225-传众专利搜索

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发明名称	Process of removing wax and resins from shellac
摘要
申请公布号	US2069533(A)	申请公布日期	1937.02.02
申请号	US19340711225	申请日期	1934.02.14
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	MCCULLOCH LEON
分类号	C09F1/00;H01B3/18	主分类号	C09F1/00
代理机构		代理人
主权项
地址

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