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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000897101-18-000505
Filing Date
2018-05-15
Accepted
2018-05-15 14:44:12
Documents
74
Period of Report
2018-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q csi181175_10q.htm 10-Q 574050
2 CERTIFICATION OF CHIEF EXECUTIVE OFFICER csi181175_ex31-1.htm EX-31.1 6906
3 CERTIFICATION OF CHIEF FINANCIAL OFFICER csi181175_ex31-2.htm EX-31.2 7103
4 CERTIFICATIONS csi181175_ex32.htm EX-32 3607
5 PRESS RELEASE DATED MAY 14, 2018 csi181175_ex99-1.htm EX-99.1 53682
12 GRAPHIC a181175001_v1.jpg GRAPHIC 7891
  Complete submission text file 0000897101-18-000505.txt   7129930

Data Files

Seq Description Document Type Size
6 XBRL INSTANCE FILE jcs-20180331.xml EX-101.INS 2390700
7 XBRL SCHEMA FILE jcs-20180331.xsd EX-101.SCH 36263
8 XBRL CALCULATION FILE jcs-20180331_cal.xml EX-101.CAL 47356
9 XBRL DEFINITION FILE jcs-20180331_def.xml EX-101.DEF 130107
10 XBRL LABEL FILE jcs-20180331_lab.xml EX-101.LAB 331747
11 XBRL PRESENTATION FILE jcs-20180331_pre.xml EX-101.PRE 292605
Mailing Address 10900 RED CIRCLE DRIVE MINNETONKA MN 55343
Business Address 10900 RED CIRCLE DRIVE MINNETONKA MN 55343 9529961674
COMMUNICATIONS SYSTEMS INC (Filer) CIK: 0000022701 (see all company filings)

IRS No.: 410957999 | State of Incorp.: MN | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-31588 | Film No.: 18835508
SIC: 3661 Telephone & Telegraph Apparatus