Music teaching device
Description
FIG. 1 is a front elevational view of a music teaching device showing my new design;
FIG. 2 is a rear elevational view;
FIG. 3 is a top plan view;
FIG. 4 is a bottom plan view;
FIG. 5 is a left side elevational view;
FIG. 6 is a right side elevational view; and
FIG. 7 is a perspective view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D205401 | August 1966 | Schmoyer |
D247119 | January 31, 1978 | Nilsson |
1236339 | August 1917 | Mills |
3733956 | May 1973 | Leonard |
2127207 | April 1984 | GBX |
- Piano Trade Magazine, Oct. 1959, p. 48, See Chord A Matic, upper right corner.
Patent History
Patent number: D302701
Type: Grant
Filed: Apr 11, 1986
Date of Patent: Aug 8, 1989
Assignee: Trinity Music Computer, Inc. (Dallas, TX)
Inventor: Steven Conaway (Plano, TX)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Attorney: Neil F. Markva
Application Number: 6/851,655
Type: Grant
Filed: Apr 11, 1986
Date of Patent: Aug 8, 1989
Assignee: Trinity Music Computer, Inc. (Dallas, TX)
Inventor: Steven Conaway (Plano, TX)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Attorney: Neil F. Markva
Application Number: 6/851,655
Classifications