Permanent waterproofing product and process of making it,申请号US19430503665-传众专利搜索

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发明名称	Permanent waterproofing product and process of making it
摘要
申请公布号	US2386631(A)	申请公布日期	1945.10.09
申请号	US19430503665	申请日期	1943.09.24
申请人	WARWICK CHEMICAL COMPANY	发明人	PINGREE RAYMOND A.
分类号	C11C3/00	主分类号	C11C3/00
代理机构		代理人
主权项
地址

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