Keyboard perforator and counter,申请号US19320613706-传众专利搜索

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发明名称	Keyboard perforator and counter
摘要
申请公布号	US2059250(A)	申请公布日期	1936.11.03
申请号	US19320613706	申请日期	1932.05.26
申请人	TELETYPE CORPORATION	发明人	KRUM HOWARD L.
分类号	B41B25/00	主分类号	B41B25/00
代理机构		代理人
主权项
地址

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