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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001181431-12-005854
Filing Date
2012-02-03
Accepted
2012-02-03 17:52:46
Documents
2
Period of Report
2012-02-01

Document Format Files

Seq Description Document Type Size
1 MATTSON FORM 3 rrd332584.html 3  
1 MATTSON FORM 3 rrd332584.xml 3 2152
2 POWER OF ATTORNEY rrd297971_336130.htm EX-24. 3119
  Complete submission text file 0001181431-12-005854.txt   6783
Mailing Address 4129 N PORT WASHINGTON AVE MILWAUKEE WI 53212
Business Address 4129 N PORT WASHINGTON AVE MILWAUKEE WI 53212 4149645000
KOSS CORP (Issuer) CIK: 0000056701 (see all company filings)

IRS No.: 391168275 | State of Incorp.: DE | Fiscal Year End: 0630
SIC: 3651 Household Audio & Video Equipment

Mailing Address 4129 N. PORT WASHINGTON ROAD MILWAUKEE WI 53212
Business Address
Mattson Lawrence S. (Reporting) CIK: 0001541351 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-03295 | Film No.: 12571407