History, asked by mitu5240, 1 year ago

What was the patent number for tuned or syntonic telegraphy?
a) 1111
b) 1948
c) 7777
d) 9999

Answers

Answered by Anonymous

0

Hey Mate!............

The Correct answer is Option(C) 7777.

Answered by Anonymous

1

its c,7777,,,,,,,,,,,,

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