| (subclass BjtTransistor Transistor) | engineering.kif 1083-1083 | Bjt transistor is a subclass of transistor |
| (subclass NpnTransistor BjtTransistor) | engineering.kif 1100-1100 | Npn transistor is a subclass of bjt transistor |
| (subclass PnpTransistor BjtTransistor) | engineering.kif 1104-1104 | Pnp transistor is a subclass of bjt transistor |
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