Donn Van Der Schie

Follow

Person

Grand Haven, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Zero pressure accumulation conveyor and brake assembly
- Patent number 4,819,788
- Issue date Apr 11, 1989
- Ermanco Incorporated
- Donn R. Van Der Schie
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Divider switch for roller conveyors
- Patent number 4,264,002
- Issue date Apr 28, 1981
- Ermanco Incorporated
- Donn Van Der Schie
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL