Safety paper and method of making same,申请号US19350004873-传众专利搜索

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发明名称	Safety paper and method of making same
摘要
申请公布号	US2085874(A)	申请公布日期	1937.07.06
申请号	US19350004873	申请日期	1935.02.04
申请人	GEORGE LA MONTE & SON	发明人	SIMONS FRANCIS L.
分类号	D21H21/46	主分类号	D21H21/46
代理机构		代理人
主权项
地址

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