Title:
Loud speaker baffle for floors
United States Patent 3108653
Inventors:
Valldeperas, Jose G.
Publication Date:
10/29/1963
Export Citation:
Click for automatic bibliography generation
Assignee:
LOWELL MFG COMPANY
Primary Class:
181/150
Other Classes:
181/151
International Classes:
H04R1/34; H04R1/32
View Patent Images:
Download PDF 3108653        PDF help
Foreign References:
DE721732C