NASA Logo

NTRS

NTRS - NASA Technical Reports Server

Collections About News Help Login

Press Enter or click the Search button to begin your search.

Back to Results
Improved Optical KeyboardOptical keyboard surfaces used in typewriters, computer terminals, and telephone inexpensively fabricated using stack of printed-circuit cards set in laminate. Internal laminations carry all illuminating and sensing light conductors to keys.
Document ID
19840000254
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Jamieson, R. S. (CALTECH)
Date Acquired
August 12, 2013
Publication Date
April 1, 1985
Publication Information
Publication: NASA Tech Briefs
Volume: 8
Issue: 4
ISSN: 0145-319X
Subject Category
Electronic Components And Circuits
Report/Patent Number
NPO-15132
ISSN: 0145-319X
Report Number: NPO-15132
Accession Number
84B10254
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

Available Downloads

There are no available downloads for this record.

Related Records

There are no records associated with this record.
No Preview Available