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经营范围
发明名称
Electronic analog trace averager
摘要
申请公布号
US3307019(A)
申请公布日期
1967.02.28
申请号
US19630310002
申请日期
1963.09.19
申请人
UNITED GAS CORPORATION
发明人
WOODARD TOM A.;MCINTOSH THOMAS S.
分类号
G06G7/188
主分类号
G06G7/188
代理机构
代理人
主权项
地址
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