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Filing metadata

Accession number: 0001209191-09-029177
Form type: Form 4
Filer: KEITHLEY INSTRUMENTS INC
CIK: CIK 54991
Filed: May 28, 2009
Reporting period: May 26, 2009
Description: Insider transaction

Documents

0001209191-09-029177-index.htm

Complete submission

0001209191-09-029177.txt

directory listing

Filed by

KEITHLEY INSTRUMENTS INC