PRINTING MECHANISM PREVENTING FRAUDULENT IMPRESSIONS,申请号CAD317880-传众专利搜索

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发明名称	PRINTING MECHANISM PREVENTING FRAUDULENT IMPRESSIONS
摘要
申请公布号	CA317880(A)	申请公布日期	1931.12.08
申请号	CAD317880	申请日期
申请人	THE PITNEY-BOWES POSTAGE METER CO.	发明人	WALTER H. WHEELER, JR.;JACOB W. OGDEN
分类号		主分类号
代理机构		代理人
主权项
地址

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