Title:
Musical instrument
United States Patent 2920522


Inventors:
Armond, Harry DE.
Application Number:
US56122556A
Publication Date:
01/12/1960
Filing Date:
01/25/1956
Assignee:
Armond, Harry DE.
Primary Class:
Other Classes:
84/173, 84/238, 84/315, 84/740, D17/1
International Classes:
G10C3/10
View Patent Images:
Foreign References:
GB339690A1930-12-18