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 | Philip Eduard Anton Lenard(LÉNÁRD FÜLÖP) |  |
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| | Preßburg
( Bratislava,
Slovenia) 07.June.1862 Messelhausen
20.May.1947
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| 1894 Cathode ray tube | ||||
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| In
1891 Lenard is assistant Hertz(1) 1892-Develop a tube with a
'Lenardfenster' (window Lenard). For the first time, kathode
ray
can be examined independently with the processes discharge in a vacuum
or in rarefied gas. 1905 Nobel laureate for physics |
|  |
| note :1 Storia
della
scienza di A.Rupert Hall e Marie Boas Hall . ed Il Mulino | |||