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| English | Russian |
| key locking device | запирающееся на ключ устройство (напр., A key locking device located at the CPU front face shall allow the program modification Aiduza) |
| locking device | чека (СААБ) |
| Lock-Out and Tag-Out device | блокирующее устройство LOTO (VictorMashkovtsev) |
| screw-locking device | контровка |