Method of fabricating keyboard apparatus

Details Method of fabricating keyboard apparatus Method of fabricating keyboard apparatus

1975-04-14

1976-09-21

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

29625, 156250, 200 5A, 427 96, C23F 102

Patent

active

039817571

ABSTRACT:
A method of forming an insulator and electrode member is disclosed, in its preferred form, as including an insulator having a first face supporting a uniform height conductive layer. A plurality of first electrode members are formed in the conductive layer by etching away or otherwise forming an array of apertures therein. A plurality of second electrode members are simultaneously formed either by printing, screening or other similar approach forming conductive material within and laterally spaced from the array of apertures.

REFERENCES:
patent: 2616994 (1952-11-01), Luhn
patent: 2699424 (1955-01-01), Nieter
patent: 3200210 (1965-08-01), Alonas et al.
patent: 3822467 (1974-07-01), Symersky
patent: 3833375 (1974-09-01), Moscony et al.
patent: 3866310 (1975-02-01), Driver et al.

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