Richard C. Dvorak

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Green Bay, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for tail sealing of convolutely wound webs
- Patent number 5,800,652
- Issue date Sep 1, 1998
- Paper Converting Machine Co.
- Richard J. Vigneau
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and apparatus for tail sealing of convolutely wound webs
- Patent number 5,573,615
- Issue date Nov 12, 1996
- Paper Converting Machine Company
- Richard J. Vigneau
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL