Title:
IMPLEMENT FOR MEMORIZATION AND LEARNING OF WRITING OR THE LIKE
Document Type and Number:
Japanese Patent JPH11184367
Kind Code:
A
Abstract:
To provide an implement for securely memorizing a writing, etc., in a short time.
This implement is characterized by the movement of a proper number of squares opened and closed, one by one, in a proper ratio on a proper number of plates of square size similar to that of a writing format such as a document having a proper number of squares and shield variation of a document, etc., which is laid below them and viewed.
Inventors:
SUNAKAWA TAKEO
Application Number:
JP36992497A
Publication Date:
July 09, 1999
Filing Date:
December 17, 1997
Export Citation:
Assignee:
SUNAKAWA TAKEO
International Classes:
G09B17/02; (IPC1-7): G09B17/02