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2007-01-31 02:58:05 · 2 answers · asked by identity_letters 2 in Science & Mathematics Engineering

2 answers

Not sure about Edison. But Marconi certainly did.

2007-01-31 11:31:49 · answer #1 · answered by trichbopper 4 · 0 0

If u use information in your school book to build something would u be stealing. Common technical knowledge is for everybody.

2007-01-31 13:00:52 · answer #2 · answered by JOHNNIE B 7 · 0 0

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