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| 350 | 08487 | GRINNELL CORP OF CANADA |
| 917309 | 12793 | AQUA-CHEM INC CLEAVER-BROOKS DIV |
| 440-6634 | 35917 | DIRECTOR GENERAL MILITARY ENGINEERING OPNS |
| 45-5480-005-040 | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY |
| 414-5047-5-25 | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY |
| DF5050 | 50230 | REFINITE PRODUCTS SALES INC |
| R9392 | 79172 | SIEMENS WATER TECHNOLOGIES CORP. DIV WALLACE & TIERNAN PRODUCTS |
| B43 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS |
| WWN351TYPE1 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |