Title:
Acoustic vibrato device for electronic organ
United States Patent 2780302


Inventors:
George, Thomas J.
Application Number:
US52701355A
Publication Date:
02/05/1957
Filing Date:
08/08/1955
Assignee:
George, Thomas J.
Primary Class:
Other Classes:
84/739, 84/740
International Classes:
H04R1/32
View Patent Images:
US Patent References:
2412212Vibrato producing means for musical instruments1946-12-10
2062515Tremolo device1936-12-01
0360857N/A1887-04-12
0073719N/A1868-01-28