Composite top membrane for flat panel switch arrays

Details Composite top membrane for flat panel switch arrays Composite top membrane for flat panel switch arrays

1978-11-09

1981-03-24

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

200 5A, 200 86R, 200159B, 428215, 428315, B32B 310, B32B 518, B32B 704

Patent

active

042580960

ABSTRACT:
A composite top membrane designed for use with membrane-type switch arrays which is substantially smooth and ripple free. The composite membrane comprises:

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patent: 4125653 (1978-11-01), Muzik
patent: 4137116 (1979-01-01), Miller

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