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Inventor profile of:

Ralph Nagel

City:

Berkeley, California

Country:

United States

Published Applications:

1

Last publication date:

2007-12-13

Recent patent applications by Nagel Ralph

Ralph Nagel from Berkeley, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2007-12-13

US20070287518A1

Human necessities

Methods and apparatus for chess instruction

InventorID:

4535176 ⎘