Process of manufacturing smokeless powder,申请号US19310525328-传众专利搜索

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发明名称	Process of manufacturing smokeless powder
摘要
申请公布号	US1890960(A)	申请公布日期	1932.12.13
申请号	US19310525328	申请日期	1931.03.25
申请人	RICHARD WEINGAND;ISAAC SCHULZ HANS	发明人	WEINGAND RICHARD;SCHULZ HANS ISAAC
分类号	C06B21/00	主分类号	C06B21/00
代理机构		代理人
主权项
地址

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