Key top

Details Key top Key top

1974-09-17

1977-08-16

Burr, Edgar S.

Textiles: fiber preparation

178110, B41J 512

Patent

active

040420906

ABSTRACT:
A key top comprises a key top base comprising a side portion and a top portion having a specified color, a colored portion provided at a part of the top portion and having a color different from the specified color of the top portion, and, a protective layer composed of a transparent material having an abrasion resistance and covering at least the colored portion.

REFERENCES:
patent: 1415029 (1922-05-01), Hayes
patent: 2188385 (1940-01-01), Brown
patent: 2211969 (1940-08-01), Dowd
patent: 2615549 (1952-10-01), Marlow
patent: 2714949 (1955-08-01), Morin
patent: 2892529 (1959-06-01), Heinze et al.
patent: 2947404 (1960-08-01), Siebels et al.
patent: 2970970 (1961-02-01), Prichard
patent: 3648394 (1972-03-01), Hepner
patent: 3848723 (1974-11-01), Hogue
patent: 3871506 (1975-03-01), VON Luders

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