Erling Kalriis-Nielsen

Follow

Person

8450 Hammel, DK

People

Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a sealing body for a pipe joint
- Patent number 4,743,422
- Issue date May 10, 1988
- Erling Kalriis-Nielsen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL