Improvements to the production, regulation and utilization of electric currents of high frequency, and apparatus therefor
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GB013 - GB20981
| No. | GB13 |
| Patent | 20981 |
| Year | 1896 |
| Country | Great Britain |
| Date of Application | September 22, 1896 |
| Patent Title | Improvements to the production, regulation and utilization of electric currents of high frequency, and apparatus therefor |