Letters patent for an improvement in violin cases, awarded to Ettie Frankenthal, the inventor Charles Reeves having assigned his rights to her, 24 August 1886, signed by D.L. Hawkins as Acting Secretary of the Interior and R.B. Vance as Acting Commissioner of Patents.

Folio. 1 page with blank integral leaf, a 2 page printed description of the improved violin case illustrated with a lithograph plate bound between. Ribbon-tied and sealed. Accompanied by six other documents related to the improvement, all involving transfer of the rights to the patent to others, 1889-1891. All of the documents folded for filing, but very good. For the lot. Item #46185

Price: $300.00

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