Lectures.
Subtitle: Organized by Eötvös Loránd Physical Society and Scientific Society for Telecommunication.
Contributors: Eötvös Loránd Fizikai Társulat; Scientific Society for Telecommunication
Published: 1968
Place of publication: [Budapest?]
Language: eng
Subjects: Vacuum -- Congresses; Vacuum technology -- Congresses; Vacuum-pumps -- Congresses