Music scale
Description
FIG. 1 is a top perspective view of a music scale showing my new design; and
FIG. 2 is a perspective view thereof taken at 180.degree. _rotation from the above perspective view.
The broken line showings are for illustrative purposes only.
The bottom is a featureless plane.
The design is characterized by an arcuate array with a plurality of circumferentially spaced recessed windows radiating from a central control element.
Referenced Cited
U.S. Patent Documents
| 763870 | June 1904 | Finley |
| 3592099 | July 1971 | Gibby |
| 3841192 | October 1974 | Leonard |
| 4305323 | December 15, 1981 | Graham |
Patent History
Patent number: D276443
Type: Grant
Filed: Jun 24, 1982
Date of Patent: Nov 20, 1984
Inventor: John Sperti (Binghamton, NY)
Primary Examiner: Melvin B. Feifer
Attorney: John F. McClellan, Sr.
Application Number: 6/391,584
Type: Grant
Filed: Jun 24, 1982
Date of Patent: Nov 20, 1984
Inventor: John Sperti (Binghamton, NY)
Primary Examiner: Melvin B. Feifer
Attorney: John F. McClellan, Sr.
Application Number: 6/391,584
Classifications
Current U.S. Class:
Movable Indicator Or Changeable Exhibitor (D19/64);
D10/461
