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发明名称
Electrical calculating machine with operational groups of switching elements
摘要
申请公布号
US3004704(A)
申请公布日期
1961.10.17
申请号
US19540445070
申请日期
1954.07.22
申请人
EL-RE-MA S. A. PER LO SFRUTTAMENTO DI BREVETTI
发明人
HOPPE WALTER
分类号
G06F7/42;G06F7/44
主分类号
G06F7/42
代理机构
代理人
主权项
地址
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