The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 29, 2008
Filed:
Apr. 29, 2004
Applicants:
Tomonori Ichikawa, Shizuoka-ken, JP;
Satoshi Inoue, Shizuoka-ken, JP;
Inventors:
Tomonori Ichikawa, Shizuoka-ken, JP;
Satoshi Inoue, Shizuoka-ken, JP;
Assignee:
Yamaha Corporation, Hamamatsu-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10D 13/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A front board, side boards and a rear board define the periphery of a cabinet for a keyboard musical instrument; a top board is connected to the front board through a mortise and tenon joint, and is further coupled to rear posts by means of an angle bar and bolts; the tenon is easily inserted into the mortise so as to make the assembling work easy and speedy.