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in stockReleased: 1982-10-15
UNE 20644:1982
IEC PROVISIONAL REFERENCE COUPLER FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY
Acoplador provisional de referencia para la calibración de auriculares utilizados en audiometría.
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Spanish PDF
Immediate download
Printable
41.41 USD
Spanish Hardcopy
In stock
41.41 USD
| Standard number: | UNE 20644:1982 |
| Pages: | 6 |
| Released: | 1982-10-15 |
| Status: | Standard |
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