TY  - BOOK
TI  - Pocketbook electron tubes semiconductors integrated circuits components materials
U1  - 621.38 
PY  - 1974///
CY  - Eindhoven
PB  - N. V. Philips
KW  - Engineering
KW  - Engineering -- General
N1  - DM / 1373 / 06.10.1977; engineering, applied sciences, technical sciences
ER  -