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Printed-Circuit Tape Measures For X-Ray InspectionsKnown pattern impressed on x-ray image for reference. Tapes made by flexible-printed-circuit technology provides identification and position references for x-ray images of weld joints. Proposed tapes consist of etched copper patterns on flexible substrates. X-rays record pattern of tape on film beneath butt-welded panels. Pattern becomes convenient reference for analysis and digitization of x-ray image.
Document ID
19900000074
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Sullivan, John E., Jr. (Martin Marietta Corp.)
Date Acquired
August 14, 2013
Publication Date
February 1, 1990
Publication Information
Publication: NASA Tech Briefs
Volume: 14
Issue: 2
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
MFS-28388
Accession Number
90B10074
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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