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Music-Indicator.

Description: Patent for a device that is set upon a piano or other keyed instrument to indicate keys and chords, with illustrations.
Date: January 21, 1908
Creator: Hobart, Frederick Earl
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Music-Indicator.

Description: Patent for a music indicator, which shows sheet music notations and the name of the note and major and minor chords on a device, which is placed over the keyboard of a piano to show where the different notes are for use in teaching music.
Date: January 21, 1908
Creator: Thrash, William E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sanding Machine

Description: Patent for a sanding machine. This invention is designed to apply sand to freshly painted surfaces. The sanding machine consists of a sandbox that communicates with a spraying nozzle. Illustration included.
Date: April 21, 1908
Creator: Mullikin, Ellie Hugh
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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