Mechanism for varying the tension of normalizing springs of typewriter or like machine,申请号GB19500030582-传众专利搜索

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发明名称	Mechanism for varying the tension of normalizing springs of typewriter or like machine
摘要
申请公布号	GB689717(A)	申请公布日期	1953.04.01
申请号	GB19500030582	申请日期	1950.12.14
申请人	ROYAL TYPEWRITER COMPANY, INC.	发明人
分类号	B41J5/26	主分类号	B41J5/26
代理机构		代理人
主权项
地址

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