04421966 is referenced by 34 patents and cites 10 patents.

A keyboard elastomeric cover which includes buttons or keys having changeable legends, sealing means for sealing the cover to a switch subassembly and alignment bosses or posts coacting with the subassembly to maintain proper alignment between the buttons or keys and the switches on the subassembly.

Title
Keyboard elastomeric cover with buttons having changeable legends
Application Number
6/401657
Publication Number
4421966
Application Date
July 26, 1982
Publication Date
December 20, 1983
Inventor
Walter R Pounds
Lafayette
CO, US
Agent
Lloyd L Zickert
Assignee
KB Denver
CO, US
IPC
H01H 9/04
View Original Source