Category:Patents

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Pages concerning patents.

Pages in category ‘Patents’

The following 26 pages are in this category, out of 26 total.

A

Analog input device located in the primary typing area of a keyboard

C

F

Force sensitive transducer for use in a computer keyboard

I

Input device featuring both trackball and mouse capability

J

Joystick attachment for a computer keyboard

K

L

M

Manual electronic keyboard

O

Orthogonal input keyboards

P

S

T

Three degree of freedom graphic object controller

U

Universal keyboard and method of producing same

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