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Catalogue of Thermionic Valves. Nature 165, 877 (1950). https://doi.org/10.1038/165877c0
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DOI: https://doi.org/10.1038/165877c0
Nature volume 165, page 877 (1950)
Catalogue of Thermionic Valves. Nature 165, 877 (1950). https://doi.org/10.1038/165877c0
Issue Date:
DOI: https://doi.org/10.1038/165877c0