Gregory W. Jarvela

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Isanti, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Dry particulate aerator for small diameter applications
- Patent number 8,449,170
- Issue date May 28, 2013
- Webb Tech Group,LLC
- Gregory W. Jarvela
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL