Способ производства пористого стекла,申请号SU19490390387-传众专利搜索

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发明名称	Способ производства пористого стекла
摘要
申请公布号	SU84338(A1)	申请公布日期	1949.11.30
申请号	SU19490390387	申请日期	1949.01.19
申请人	BUTT L.M.;KALYANOV N.N.	发明人	BUTT L.M.;KALYANOV N.N.
分类号	C03C11/00	主分类号	C03C11/00
代理机构		代理人
主权项
地址

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