| 000 | 00444 a2200145 4500 | ||
|---|---|---|---|
| 082 |
_a621.38151 _bP539u |
||
| 245 | 1 | _aU. H. F. TUBES FOR COMMUNICATION AND MEASURING EQUIPMENT | |
| 260 |
_aEindhoven _bPhilips Technical Press _c1956 |
||
| 300 | _a60 | ||
| 440 |
_aPhilips Technical Libtary, Electronic Valves Series, No. 11 _v |
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| 650 | _aVacuum Tubes | ||
| 650 | _aElectronics Apparatus And Supplies | ||
| 964 | _gCIRC | ||
| 997 | _a9661 s C | ||
| 999 |
_c451839 _d451839 |
||