Цитата:
Сообщение от K-Maler
discussed the fact that there is a " secondary "...
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According to another could not be a scoop .
[color="#666686 " ]Added a 41 seconds[/color]
Цитата:
Сообщение от Cyril Syzran
Who invented the radio ? Popov or Marconi ? A bulb - or Lodygin Didrihson ?
Or Yablochkov ? Maybe Swan ?
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And it needs to look at the date of patent , no other criteria .