David L. DeMent

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Millersport, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Process of making a lined container and the product
- Patent number 4,892,223
- Issue date Jan 9, 1990
- Unipac, Inc.
- David L. DeMent
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL