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发明名称
SLIDE RULE FOR ELECTRONIC ANALYSIS
摘要
An improved slide rule containing new graduated scales for calculating from decibels, and nepers, directly into units of voltage, current, impedance, and power.
申请公布号
US3779454(A)
申请公布日期
1973.12.18
申请号
USD3779454
申请日期
1972.05.01
申请人
RAYMOND LEE ORGANIZ INC,US
发明人
KOREN J,US
分类号
G06G1/00;(IPC1-7):G06G1/02
主分类号
G06G1/00
代理机构
代理人
主权项
地址
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