Chromatic harmonicon
United States Patent 2461806
US Patent References:
Musical instrument
1698958

N/A
0894778

N/A
0894437

N/A
0708805


Inventors:
Andre, Borel
View Patent Images:
Download PDF 2461806 pdf       PDF help
Publication Date:
02/15/1949
Export Citation:
Click for automatic bibliography generation
Assignee:
Andre, Borel
Primary Class:
84/377
Other Classes:
984/137
International Classes:
G10D7/12; G10D7/00
Foreign References:
GB189211637A