Date
of Report (Date of Earliest Event Reported):
|
July
28, 2010
|
Ohio
|
1-9965
|
34-0794417
|
||
(State
or other jurisdiction
|
(Commission
|
(I.R.S.
Employer
|
||
of
incorporation)
|
File
Number)
|
Identification
No.)
|
||
28775
Aurora Road, Solon, Ohio
|
44139
|
|||
(Address
of principal executive offices)
|
(Zip
Code)
|
Registrant’s
telephone number, including area code:
|
(440)
248-0400
|
Keithley
Instruments, Inc.
|
|||
|
|||
July
28, 2010
|
By:
|
Mark
J. Plush
|
|
Name:
Mark J. Plush
|
|||
Title:
Senior Vice President and Chief Financial
Officer
|
Exhibit
No.
|
Description
|
|
99
|
Press
Release Dated July 28,
2010
|