FLAKE DAVID J
Related Filers (1)
Ownership (6)
4
Friday, 10/12/2007
BASIC EARTH SCIENCE SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 7/26/2007
BASIC EARTH SCIENCE SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Monday, 1/30/2006
BASIC EARTH SCIENCE SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Monday, 1/31/2005
BASIC EARTH SCIENCE SYSTEMS INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 10/31/2001
BASIC EARTH SCIENCE SYSTEMS INC: Statement of changes in beneficial ownership of securities
5
Wednesday, 7/25/2001
BASIC EARTH SCIENCE SYSTEMS INC: Annual statement of changes in beneficial ownership of securities