Amit J Makhijani

US Patent:

7428782, Sep 30, 2008

Filed:

Jul 13, 2006

Appl. No.:

11/457154

Inventors:

Amit J. Makhijani - Lakewood NJ, US
Jason P. Monico - Hoboken NJ, US
Ralph C. Tillinghast - Hardwick NJ, US

Assignee:

The United States of America as represented by the Secretary of the Army - Washington DC

International Classification:

B43L 9/16
G01C 21/22

US Classification:

33435, 33 1 SD, 33DIG 1

Abstract:

A plotting board includes a base; a top; a pivot that connects the top and the base, the top and the base being rotatable and detachable with respect to each other, the pivot including a magnet wherein at least a portion of the pivot is disposed at a substantially central point on the top.