Title:
Rotatable tremulant sound producer
United States Patent 2869667


Inventors:
Leslie, Donald J.
Application Number:
US55689356A
Publication Date:
01/20/1959
Filing Date:
01/03/1956
Assignee:
Leslie, Donald J.
Primary Class:
Other Classes:
84/739, 84/740, 984/313
International Classes:
G10H1/047
View Patent Images:
US Patent References:
2489653Rotatable tremulant sound producer1949-11-29
2062515Tremolo device1936-12-01