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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-06-043483
Filing Date
2006-08-01
Accepted
2006-08-01 11:51:30
Documents
1
Period of Report
2006-07-31

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 6967
  Complete submission text file 0001209191-06-043483.txt   8643
Mailing Address
Business Address 28775 AURORA RD SOLON OH 44139 2162480400
KEITHLEY INSTRUMENTS INC (Issuer) CIK: 0000054991 (see all company filings)

IRS No.: 340794417 | State of Incorp.: OH | Fiscal Year End: 0930
SIC: 3825 Instruments For Meas & Testing of Electricity & Elec Signals

Mailing Address
Business Address TELLABS OPERATIONS INC 4951 INDIANA AVENUE LISLE IL 60532
JACKMAN BRIAN J (Reporting) CIK: 0001020434 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-09965 | Film No.: 06993373