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Expired
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James Samuel Harris
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Individual
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Individual
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Publication of GB190309201ApublicationCriticalpatent/GB190309201A/en
9201. Harris, J. S. April 23. Banjoes, guitars, mandolins, harmoniums, and other instruments are provided with vibratory wire coils e, and optionally with gongs g also, to improve the tone. The coils may be of any form, including flat spirals, rectangles, and triangles, and secured by screws or otherwise they may be secured on small pieces of wood f, and these glued in any instrument.
GB190309201D1903-04-231903-04-23An Improved Method of and Means for Improving the Tone of Musical Instruments.
ExpiredGB190309201A
(en)