What was the patent number for tuned or syntonic telegraphy?
a) 1111
b) 1948
c) 7777
d) 9999
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HEYA!!!! YOUR ANSWER IS HERE.....
⏩ Option (c) Is correct..
⏩ 7,777 was the patent number that tuned for syntonic telegraphy...
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HOPE IT HELPS YOU, DEAR...
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⏩ Option (c) Is correct..
⏩ 7,777 was the patent number that tuned for syntonic telegraphy...
❤❤❤❤❤❤
HOPE IT HELPS YOU, DEAR...
❤❤❤❤❤❤
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