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发明名称
Electronic computing devices
摘要
申请公布号
US2815454(A)
申请公布日期
1957.12.03
申请号
US19520297360
申请日期
1952.07.05
申请人
UNIVERSAL MATCH CORPORATION
发明人
GILBERT PHILIP
分类号
G01J1/42;G06G7/184
主分类号
G01J1/42
代理机构
代理人
主权项
地址
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