Description
PIANOS (non-musical aspects of toy pianos A63H 5/00; aspects of automatic actuation G10F; combinations of microphones, pick-ups or amplifiers with musical instruments G10H)
PIANOS (non-musical aspects of toy pianos A63H 5/00; aspects of automatic actuation G10F; combinations of microphones, pick-ups or amplifiers with musical instruments G10H)
| Subclass | Title |
|---|---|
| 1/00 | General design |
| 1/02 | General design of upright pianofortes |
| 1/04 | General design of grand pianofortes |
| 1/06 | General design of harpsichords, spinets or similar stringed instruments |
| 3/00 | DetailsĀ or accessories |
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9,117,421 | Fully tempered duplex scale | Nov 01, 12 | Aug 25, 15 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2015/0248,878 | Music Teaching Device and Method | Feb 17, 15 | Sep 03, 15 | Not available |