Document Type and Number:
Japanese Patent JPH043030
Kind Code:
U
More Like This:
| WO/1994/014146 | MUSICAL TEACHING DEVICE |
| JPS59194770 | [Title of the device] Paper keyboard exercise book |
Application Number:
JP4359690U
Publication Date:
January 13, 1992
Filing Date:
April 24, 1990
Export Citation:
International Classes:
G09B15/02; A47B23/06; G10C3/00; (IPC1-7): A47B23/06; G09B15/02; G10C3/00
Next Patent: JPH043031