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| Biographical notes | ||
| Chronology biograp. | ||
| Documents | ||
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| History telegraph | ||
| History telephone | ||
| History radio | ||
| History TV | ||
| History components | ||
| Scientists index | ||
| Bibliography | ||
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Sir Oliver Joseph Lodge |  |
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| Staffordshire 12.June.1851- Lake -Salisbury 22.August.1940 | ||||
| 1898 Detector of electromagnetic waves (coherer) | ||||
Physical and
researcher in February 1898 presents patent application named Electric
telegraphy which presented the coherer he conceived the question
becomes the 609,154 US patent on August 16, 1898. This patent will be
acquired by Marconi. |  | |||