SPECTOR BARRY W
Related Filers (1)
MARKWEST HYDROCARBON INC (2)
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Ownership (3)
4
Wednesday, 5/26/2004
MARKWEST HYDROCARBON INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/22/2003
MARKWEST HYDROCARBON INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/20/2003
MARKWEST HYDROCARBON INC: Statement of changes in beneficial ownership of securities
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