Circa 1916 Marconi Patent Sears Roebuck Crystal Radio Using Loose Coupler
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Circa 1916 Marconi Patent Sears Roebuck Crystal Radio Using Loose Coupler:
$150.00
Estate find, Circa 1916 Marconi Patent Sears Roebuck Crystal Radio Using Loose Coupler.
Good condition; coupler slides easily, knob turns easily and that\'s all I know.
Original data plates intact and read as follows:
- Sears, Roebuck & Co. Chicago
- Licensed under Marconi Patent 763,772
- This apparatus is only licensed to be used experimentally for purposes of study or instruction, and for no other
Circa 1916 Marconi Patent Sears Roebuck Crystal Radio Using Loose Coupler:
$150.00