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| Biographical notes | ||
| Documents | ||
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| History telegraph | ||
| History telephone | ||
| History radio | ||
| History TV | ||
| History comp. | ||
| Scientists index | ||
| Bibliography | ||
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 | John Logie Baird |  | ||
| |
August
13, 1888 -14 June 1946 | Television (mechanical) | ||
Baird
has the patent to Patent Office on October 7, 1927 and obtained the
patent television mechanical November 19, 1929 |  | |||
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