Edwin I. Groff

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West Reading, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making pretzels of selected spiral pitch
- Patent number 4,288,463
- Issue date Sep 8, 1981
- Edwin I. Groff
- A21 - BAKING EDIBLE DOUGHS
Information Patent Grant
Oven heating system
- Patent number 4,120,646
- Issue date Oct 17, 1978
- Edwin I. Groff
- A21 - BAKING EDIBLE DOUGHS