Title:
Diaphragm for electrostatic loud-speakers
United States Patent 2615994


Inventors:
Theodore, Lindenberg
Loughlin, Grant T.
Application Number:
US6523648A
Publication Date:
10/28/1952
Filing Date:
12/14/1948
Assignee:
Theodore, Lindenberg
Loughlin, Grant T.
Primary Class:
Other Classes:
181/163, 181/167, 367/170
International Classes:
H04R19/02
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US Patent References:
Foreign References:
GB349630A1931-06-04