- Rockin’ Patent®: US Patent No. 644,695
- Filed: 21 August 1899
- In the name of: John M A Stroh
- Title: Violin Or Other Stringed Instrument
- What’s claimed: “A stringed musical instrument, comprising in its construction a bridge supporting the strings, a rocking lever connected with the said bridge and supporting the same, a diaphragm held and supported at the edges and adapted to oscillate in the center, a transmitting device situated between the extremity of the rocking lever and the diaphragm and adapted to transmit oscillations from the said lever to the diaphragm, a resonator situated in proximity to the diaphragm and adapted to receive and distribute the waves of air caused by the vibrations of the diaphragm, and a body portion adapted to support the rocking lever diaphragm and resonator and to connect these parts with the parts holding the ends of the strings, substantially as described.”
- Why this patent rocks: This patent appears to be the Stroh Violin, invented by electrical engineer John M A Stroh in 1899. The Stroh Violin is a type of stringed musical instrument that is mechanically amplified by a metal resonator and horn attached to its body. For more information, see here.
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The information above is for general interest and information only and does not constitute legal advice.
