International electrotechnical vocabulary
By: [Prepared by the Central Office of the] International Electrotechnical Commission.
Publisher: Wydawnictwa Naukowo-Techniczne
Published: 1963
Place of publication: Warsaw
Language: pol
Number of pages: 166
Table of contents: class: section
title: Contents: Vocabulary- Group 15: Switchboards and apparatus for connection and regulation. Group 16: Protective relays. Group 20: Scientific and industrial measuring instruments.