Howard L. Propheter

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Emporia, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual form planetary inker
- Patent number 4,621,574
- Issue date Nov 11, 1986
- Didde Graphic Systems Corporation
- Terry N. Faddis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
File hole punch ring apparatus for web fed paper conveying mechanism
- Patent number 4,594,926
- Issue date Jun 17, 1986
- Didde Graphic Systems Corporation
- Howard L. Propheter
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Harmonic phasing device for printing press
- Patent number 4,363,270
- Issue date Dec 14, 1982
- Didde Graphic Systems Corporation
- Frank Ury
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL