Cornelius O. Jonkers

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Hengelo (O), NL

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Patents Grantslast 30 patents

Information Patent Grant
Belt conveyor with belt parts carried by a gas
- Patent number 4,984,681
- Issue date Jan 15, 1991
- Cornelius O. Jonkers
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Belt conveyor with active part of the belt supported by a gas layer
- Patent number 4,779,718
- Issue date Oct 25, 1988
- Cornelius O. Jonkers
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Belt conveyor and a belt for use thereon
- Patent number 4,185,736
- Issue date Jan 29, 1980
- Cornelius O. Jonkers
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL