Means for intermittently perforating and skipping a predetermined number of sheets,申请号US19540427057-传众专利搜索

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发明名称	Means for intermittently perforating and skipping a predetermined number of sheets
摘要
申请公布号	US2821915(A)	申请公布日期	1958.02.04
申请号	US19540427057	申请日期	1954.05.03
申请人	NATHAN KATZ	发明人	KATZ NATHAN
分类号	B26F1/00	主分类号	B26F1/00
代理机构		代理人
主权项
地址

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