John T. Back

Follow

Person

Vasa, FI

People

Patents Grantslast 30 patents

Information Patent Grant
Large dimensional thermoplastic articles
- Patent number 4,943,463
- Issue date Jul 24, 1990
- Oy Wiik & Hoglund AB
- John T. Back
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for extrusion production of large dimensional thermoplastic...
- Patent number 4,704,244
- Issue date Nov 3, 1987
- Oy Wilk & Hoglund AB
- John T. Back
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL