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经营范围
发明名称
Digital vector generator
摘要
申请公布号
GB1148849(A)
申请公布日期
1969.04.16
申请号
GB19670032530
申请日期
1967.07.14
申请人
SPERRY RAND CORPORATION
发明人
分类号
G09G1/10
主分类号
G09G1/10
代理机构
代理人
主权项
地址
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