OPSAHL DAVID R
Related Filers (1)
Ownership (5)
4
Wednesday, 4/19/2006
COMMUNICATIONS SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/22/2006
COMMUNICATIONS SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/9/2005
COMMUNICATIONS SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/24/2004
COMMUNICATIONS SYSTEMS INC: Statement of changes in beneficial ownership of securities
3
Tuesday, 10/5/2004
COMMUNICATIONS SYSTEMS INC: Initial statement of beneficial ownership of securities