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Henry Joseph Round 1881-1966. 1902Joined Marconi Company 1902-1907USA, N.I. & Brazil 1908Portable wavemeter 1909Decremeter 1910Direction Finding 1910Crystals.

Henry Joseph Round 1881-1966. 1902Joined Marconi Company 1902-1907USA, N.I. & Brazil 1908Portable wavemeter 1909Decremeter 1910Direction Finding 1910Crystals.

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