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Filing metadata

Accession number: 0001140361-13-018675
Form type: Form 3
Filer: NATIONAL INSTRUMENTS CORP /DE/
CIK: CIK 935494
Filed: May 03, 2013
Reporting period: Apr 24, 2013
Description: Initial ownership

Documents

0001140361-13-018675-index.htm

Complete submission

0001140361-13-018675.txt

directory listing

Filed by

NATIONAL INSTRUMENTS CORP /DE/