Title:
Electrostatic transducers
United States Patent 2755796


Inventors:
Heinz, Boucke
Application Number:
US27781752A
Publication Date:
07/24/1956
Filing Date:
03/21/1952
Assignee:
RADIO PATENTS COMPANY
Primary Class:
Other Classes:
73/724, 310/334, 340/407.1, 361/283.1, 367/149
International Classes:
A61B7/04; H04R19/00; H04R19/06
View Patent Images: