Harold F. Dougherty

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Burchard, NB, US

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Patents Grantslast 30 patents

Information Patent Grant
Variable speed power transmission mechanism
- Patent number 5,425,684
- Issue date Jun 20, 1995
- Harold F. Dougherty
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for drying grain
- Patent number 3,982,329
- Issue date Sep 28, 1976
- Harold F. Dougherty
- F26 - DRYING