Stress relieving keys

Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure

Patent

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Details

400490, B41J 512

Patent

active

058137777

ABSTRACT:
A cushioned key including a top face, a bottom face, and four side faces. Each key has a hollow cushion compartment defined by the top face of the key, the side faces of the key and further a divider.

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patent: 5667319 (1997-09-01), Satloff

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