0001255561-06-000005 4 1 20060427 20060427 20060427 JOHNSON JOHN B JR 0001206169 4 34 000-18953 06784565 2909 EAST 56TH COURT TULSA OK 74105 AAON INC 0000824142 3585 870448736 NV 1231 2425 SOUTH YUKON TULSA OK 74107 9185832266 2425 SOUTH YUKON TULSA OK 74107 DIAMOND HEAD RESOURCES INC 19900808 4 1 primary_doc.xml PRIMARY DOCUMENT