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Harold Williamson Lake
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Publication of GB190728268ApublicationCriticalpatent/GB190728268A/en
28,268. Lake, H. W., [Soistmann, A. G.]. Dec. 23. Trumpets. - A phonograph horn consists of longitudinal tapered wooden sections 4 having overlapping bevelled edges 5, 6 glued together and reinforced by a spiral strip of veneering 7 glued around the body of the structure. The mouth of the horn is strengthened by a wooden rim 9, having a channel 8 and provided with a bevelled joint.
GB190728268D1907-12-231907-12-23Improvements in and relating to Horns for Talking Machines.
ExpiredGB190728268A
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