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发明名称
Direct recording pen
摘要
申请公布号
US3083689(A)
申请公布日期
1963.04.02
申请号
US19600009480
申请日期
1960.02.18
申请人
MASSA DIVISION OF COHU ELECTRONICS, INC.
发明人
HEGENER JOSEPH
分类号
B41J2/14;B41J2/175;B41J27/20;G01D15/16
主分类号
B41J2/14
代理机构
代理人
主权项
地址
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