Apparatus for producing films,申请号US19430503365-传众专利搜索

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发明名称	Apparatus for producing films
摘要
申请公布号	US2443443(A)	申请公布日期	1948.06.15
申请号	US19430503365	申请日期	1943.09.22
申请人	ALFRED CHAVANNES MARC	发明人	CHAVANNES MARC ALFRED
分类号	B29C71/00;B29D7/00	主分类号	B29C71/00
代理机构		代理人
主权项
地址

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