Signar Lundmark

Follow

Person

Skelleftea, SW

People

Patents Grantslast 30 patents

Information Patent Grant
Pipe for sticking down drains into the ground
- Patent number 3,961,486
- Issue date Jun 8, 1976
- Linden-Alimak AB
- Sven Granholm
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING