Ernest H. Jeffries Jr.

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Greensboro, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
End block
- Patent number 4,320,612
- Issue date Mar 23, 1982
- Resco Products, Inc.
- Ernest H. Jeffries
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
End block
- Patent number 4,243,385
- Issue date Jan 6, 1981
- Resco Products, Inc.
- Ernest H. Jeffries
- F27 - FURNACES KILNS OVENS RETORTS