Karl F. Roenigk

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Hudson, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Dye receptor sheet for thermal dye transfer imaging
- Patent number 5,232,892
- Issue date Aug 3, 1993
- Minnesota Mining and Manufacturing Company
- Jeffrey C. Chang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Dye thermal transfer sheet with anti-stick coating
- Patent number 5,141,915
- Issue date Aug 25, 1992
- Minnesota Mining and Manufacturing Company
- Karl F. Roenigk
- C07 - ORGANIC CHEMISTRY