| 12053733 |
Pleated air filter with reinforcing filaments comprising locally-thinned bending zones |
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| 11617980 |
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| 11607635 |
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| 11376537 |
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Fiona E. Menken, Brenda K. Balderas, Michael L. Munson, Mark A. Sanocki |
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| 11202982 |
Air filter condition sensing |
Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Michael A. Meis +5 more |
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| 10646809 |
Air filter condition sensing |
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| 10363509 |
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| D705411 |
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| 8702829 |
Framed air filter with offset slot, and method of making |
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| 8097067 |
Runtime sensor for small forced air handling units |
Andrew R. Fox |
2012-01-17 |