Wright 1958
William M. Wright, Boston Mass. "Electrostatic Loudspeaker" Filed: December 10, 1958 U.S. Patent 3,135,838 Granted: June 2, 1964

Wright 1958

 

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Filed: December 10, 1958
U.S. Patent 3,135,838
Granted: June 2, 1964

William M. Wright, Boston Mass.
"Electrostatic Loudspeaker"

Referenced by Walker in U.S. Pat. 3,773,984.