Process of making gun wad material,申请号US19300438514-传众专利搜索

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发明名称	Process of making gun wad material
摘要
申请公布号	US1872745(A)	申请公布日期	1932.08.23
申请号	US19300438514	申请日期	1930.03.24
申请人	AMERICAN HAIR & FELT COMPANY	发明人	JOHNSON REGINALD H.
分类号	D04H13/00	主分类号	D04H13/00
代理机构		代理人
主权项
地址

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