SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-09-031621
Filing Date
2009-06-10
Accepted
2009-06-10 15:13:45
Documents
1
Period of Report
2009-06-08

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 23291
  Complete submission text file 0001209191-09-031621.txt   24967
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 KEITHLEY INSTRUMENTS INC 28775 AURORA ROAD CLEVELAND OH 44139
Business Address
HOERSTEN MARK A (Reporting) CIK: 0001232686 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-09965 | Film No.: 09884426