electron Tube Data sheets
	Brown Boveri documents

(up)date	item	size
2007-04-06	Brown Boveri - Tubes d'�mission, Valves Redresseuzez. ☆Andr� Cubert☆	6,774,816 bytes
2016-02-25	Brown Boveri - Thyristors.	8,982,162 bytes
2016-02-25	Brown Boveri - Electron Tubes.	25,859,702 bytes
2019-01-14	Strahlungs Gekuehlte Sende- Und Spezial Roehren Radiation cooled transmitting- and special tubes 1962.	112,016,316 bytes, 609 pages