SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form NT 11-K - Notification of inability to timely file Form 11-K:
SEC Accession No. 0000950152-98-005692
Filing Date
1998-06-29
Accepted
1998-06-29 00:00:00
Documents
1
Period of Report
1997-12-31
SROs
NONE

Document Format Files

Seq Description Document Type Size
1 KEITHLEY INSTRUMENTS, INC. 12B-25 LATE 11-K NT 11-K 5231
  Complete submission text file 0000950152-98-005692.txt   6612
Mailing Address
Business Address 28775 AURORA RD SOLON OH 44139 2162480400
KEITHLEY INSTRUMENTS INC (Filer) CIK: 0000054991 (see all company filings)

IRS No.: 340794417 | State of Incorp.: OH | Fiscal Year End: 0930
Type: NT 11-K | Act: 34 | File No.: 001-09965 | Film No.: 98656920
SIC: 3825 Instruments For Meas & Testing of Electricity & Elec Signals