Improvements in devices for mutilating portions of a sheet of paper,申请号GB19300026614-传众专利搜索

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发明名称	Improvements in devices for mutilating portions of a sheet of paper
摘要
申请公布号	GB356937(A)	申请公布日期	1931.09.17
申请号	GB19300026614	申请日期	1930.09.05
申请人	LEOPOLD POLLOCK	发明人
分类号	B43K29/18	主分类号	B43K29/18
代理机构		代理人
主权项
地址

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