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发明名称
KEY TOUCH CONTROL FOR TYPEWRITERS
摘要
申请公布号
CA866038(A)
申请公布日期
1971.03.16
申请号
CAD866038
申请日期
申请人
ZAVODY JANA SVERMY
发明人
JAROSLAV KEPRDA
分类号
主分类号
代理机构
代理人
主权项
地址
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