Lecterns, pulpits, speakers' stands, and the like
United States Patent 3115548
US Patent References:
Group-address system
- - 2063224
Loud-speaker
- - 2224919
Unitary self-contained entertainment system and lectern
- - 2830118
Device for the reproduction of sound
- - 2840178
Electroacoustical device
- - 2921135
Group-address system
- - 2063224
Loud-speaker
- - 2224919
Unitary self-contained entertainment system and lectern
- - 2830118
Device for the reproduction of sound
- - 2840178
Electroacoustical device
- - 2921135
Inventors:
Jerome, Stowell Nathan
Publication Date:
12/24/1963
View Patent Images:
Export Citation:
Assignee:
James, Willis Hughes
Primary Class:
Other Classes:
181/144, 312/8.100, 228/107
International Classes:
H04R1/08