Process of impregnating fiber board with solid substances,申请号US19320620537-传众专利搜索

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发明名称	Process of impregnating fiber board with solid substances
摘要
申请公布号	US1917176(A)	申请公布日期	1933.07.04
申请号	US19320620537	申请日期	1932.07.01
申请人	ALEXANDER WINOGRADOW	发明人	WINOGRADOW ALEXANDER
分类号	D21J1/08	主分类号	D21J1/08
代理机构		代理人
主权项
地址

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