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| Number | Title | Issue Date |
| 6982375 | Musical teaching device and method A musical teaching device has a carriage to be placed in juxtaposition with a piano keyboard. The carriage has a pair of gloves slidably attached to move along the length of the carriage. The fingers of the gloves include signaling devices to indicate proper movemen... | 01/03/2006 |
| 5136911 | Hand stretcher for musicians An exercise device for musicians is provided which effects the forcible spreading of the fingers and thumb of the hand by a series of rings mounted upon two track-like members, upon the first track being four finger rings, and upon the second track being ... | 08/11/1992 |
| 5082258 | Exercising device for pianists and the like An exercising device for pianists including a bar adapted to extend along the length of a piano keyboard to form an initial rest for the pianist's wrists and to ensure proper positioning of the wrists during playing. Finger guide units are adjustably moun... | 01/21/1992 |
| 4836531 | Hand and wrist exercising means A primary exerciser and cooperating accessory for use by piano players. The primary execiser has an elongate base provided with an elbow stop designed to maintain the elbow of a user in position against rearward or significant sideways movement when the e... | 06/06/1989 |
| 4794840 | Piano type musical instrument A piano type music instrument having playable keys provided in the front of the box, with a sound maker connecting to the keys to make a sound corresponding to the key pressed. A music scale is printed on the box, and in the scale holes are located in the... | 01/03/1989 |
| 4723471 | Keyboard device In construction of a keyboard device well suited for use on an electronic piano and a piano training device, a combination of a jack element corresponding to a jack on an actual action assembly, an abutment whose force acting on the jack element correspon... | 02/09/1988 |
| 4679482 | Piano keyboard shield A keyboard shield adapted to be attached to a piano of the type having a laterally extending gap, or slot in a vertical section located at the rear of the keyboard. The shield includes a rear section engageable within the slot for attaching the shield to ... | 07/14/1987 |
| 4509400 | Slide bar guitar A guitar having strings to be played in conjunction with a manually-held slide bar has an indicator for the proper position of the slide bar along the length of the strings. This position indicator is located between two adjacent strings, the strings on o... | 04/09/1985 |
| 4419921 | Piano keyboard shield A unitary keyboard shield adapted to be attached to a piano of the type having a laterally extending gap, or slot in a vertical section located at the rear of the keyboard. The shield includes a rear section engageable within the slot for attaching the sh... | 12/13/1983 |
| 4375179 | Action for electronic piano A piano action is provided for an electronic piano. Tones are generated electronically, but the action retains the feel of a conventional piano action without the necessity of a hammer or hammer-like member. The piano key is provided with a rounded, conve... | 03/01/1983 |
