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Expired
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GB1435026A
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Individual
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Individual
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Priority to GB1435026ApriorityCriticalpatent/GB275370A/en
Publication of GB275370ApublicationCriticalpatent/GB275370A/en
G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
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Physics & Mathematics
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Engineering & Computer Science
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Acoustics & Sound
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Multimedia
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Abstract
275,370. Sutton, S. G. June 7, 1926. Drawings to Specification. Cases with internal horns.-A horn may be mounted in a cabinet with the edge of the mouth or base resting on or surrounded by packing of felt, soft rubber pads, &c., and with supporting transomes or cross-members also covered with felt.
GB1435026A1926-06-071926-06-07Improvements in acoustic horns, sound chambers and the like
ExpiredGB275370A
(en)
Improvements in amplifiers and acoustic radiation devices designed for use with telephone receivers, loudspeakers and other sound producing or reproducing devices
Improvements in or relating to sound radiating means suitable for use with loud speaking telephonic receivers and other sound producing or reproducing apparatus