Oil & Gas Rental Services, Inc.
Related Filers (1)
Allis Chalmers Energy Inc. (1)
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Ownership (2)
SC 13D
Thursday, 12/28/2006
Allis Chalmers Energy Inc.: Major Shareholders
3
Wednesday, 12/20/2006
Allis Chalmers Energy Inc.: Initial statement of beneficial ownership of securities
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