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经营范围
发明名称
RECORDER HAVING STYLUS WITH RADIUSED AND SLOTTED TIP
摘要
申请公布号
US3514783(A)
申请公布日期
1970.05.26
申请号
USD3514783
申请日期
1968.11.26
申请人
GRAPHIC CONTROLS CORP.
发明人
CHARLES A. ERDMAN
分类号
G01D15/16;(IPC1-7):G01D15/16
主分类号
G01D15/16
代理机构
代理人
主权项
地址
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