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Filing tables
Filing exhibits
PSCO similar filings
- 2 Sep 09 Changes in Registrant's Certifying Accountant
- 16 Jan 04 Acquisition or disposition of assets
- 15 Jan 04 Acquisition or disposition of assets
- 24 Feb 03 Acquisition or disposition of assets
- 3 Feb 03 Changes in registrant's certifying accountant
- 29 Aug 01 Acquisition or disposition of assets
- 16 Jul 01 Current report
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