Automatic sheet feeding device,申请号US19370180440-传众专利搜索

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发明名称	Automatic sheet feeding device
摘要
申请公布号	US2159456(A)	申请公布日期	1939.05.23
申请号	US19370180440	申请日期	1937.12.17
申请人	GEORG SPIESS	发明人	SPIESS GEORG
分类号	B65H3/38	主分类号	B65H3/38
代理机构		代理人
主权项
地址

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