Ronald D. Welborn

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Emporia, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Mechanism for adjusting blanket-to-blanket squeeze of perfecting press
- Patent number 4,216,718
- Issue date Aug 12, 1980
- Didde-Glaser, Incorporated
- Harold W. Gaston
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Hold-down clamp assembly for upper swingable inker of perfecting press
- Patent number 4,152,985
- Issue date May 8, 1979
- Didde-Glaser, Incorporated
- Ronald D. Welborn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS