Vacum tubes
|
537.53 SPA |
Spangenberg, Karl R.. |
|
PM22 |
Vacum tubes / Karl R. Spangenberg.
– New York : McGraw-Hill, c1948.
xvii, 860 p. ISBN . ELECTRICITY . [Title] |
|
537.53 SPA |
Spangenberg, Karl R.. |
|
PM22 |
Vacum tubes / Karl R. Spangenberg.
– New York : McGraw-Hill, c1948.
xvii, 860 p. ISBN . ELECTRICITY . [Title] |