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发明名称
Rechengerät zur elektrischen Umwandlung von kartesischen Koordinaten in Polarkoordinaten.
摘要
申请公布号
CH216992(A)
申请公布日期
1941.09.30
申请号
CHD216992
申请日期
1941.02.25
申请人
HASLER A. G. WERKE FUER TELEPHONIE & PRAEZISIONSMECHANIK
发明人
HASLER A. G. WERKE FUER TELEPHONIE & PRAEZISIONSMECHANIK
分类号
G06G7/22
主分类号
G06G7/22
代理机构
代理人
主权项
地址
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