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Patent applications and USPTO patent grants for AAF International, Inc..The latest application filed is for "method of assembly of pleated filter with spacer insert".
Patent | Date |
---|---|
Method of assembly of pleated filter with spacer insert Grant 6,409,864 - Choi June 25, 2 | 2002-06-25 |
Air circulating fan Grant 6,254,476 - Choi July 3, 2 | 2001-07-03 |
Apparatus for forming fibrous filter media Grant 6,230,776 - Choi May 15, 2 | 2001-05-15 |
Pleated filter media with crest spacers and method of making Grant 6,165,242 - Choi December 26, 2 | 2000-12-26 |
Method for forming fibrous filter media, filter units and product Grant 6,159,318 - Choi December 12, 2 | 2000-12-12 |
Pleated filter with spacer insert Grant 6,045,597 - Choi April 4, 2 | 2000-04-04 |
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