Supports: cabinet structure – Mask or screen type
Patent
1981-07-30
1984-05-01
Lyddane, William E.
Supports: cabinet structure
Mask or screen type
312257SK, A47B 8106
Patent
active
044457308
ABSTRACT:
A speaker cabinet comprising a cabinet with a resonance resistant liner. The cabinet has an opening in direct communication with a sound chamber which is designed to emit sound waves through the opening with the liner being adapted to substantially preclude any resonance in the cabinet. Specifically, the liner is adapted to reinforce the cabinet to achieve this objective.
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Newspaper article by Greg W. White, Anderson Herald, 12-11-1977.
Data Sheets of Hydraulic Press Brick Company entitled "Production Process-The Haydite Story" and Structural Concrete Mix Design.
Brochure of the U.S. Gypsum Company entitled "What Gypsum Plasters Can Do for You".
Falk Joseph
Lyddane William E.
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