biography
| name: |
Elmen, Gustav Waldemar
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| sex:
| male
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| lived:
| (1876–1957)
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| biography:
| Electrical engineer and metallurgist, born in Stockholm, Sweden. He moved to the USA in 1893, and in 1918 became an American citizen. He worked in the electrical industry with General Electrics (1904–6) and Western Electric (1906–25) before becoming interested in communications and working with the Bell Telephone Laboratories, Inc (1925–45). In 1941 he founded and then directed (until 1956) the magnetism laboratory of the Naval Ordnance Laboratory, Washington DC. He is known for the discovery of permalloys, which were to play a major role in the development of deep-sea telegraph cables. |
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