Composition and method of making delineated areas,申请号US19270221622-传众专利搜索

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发明名称	Composition and method of making delineated areas
摘要
申请公布号	US1830872(A)	申请公布日期	1931.11.10
申请号	US19270221622	申请日期	1927.09.23
申请人	CHADELOID CHEMICAL COMPANY	发明人	ELLIS CARLETON
分类号	E01F9/04	主分类号	E01F9/04
代理机构		代理人
主权项
地址

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