Carl O. Flagstad

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Sonderborg, DK

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Patents Grantslast 30 patents

Information Patent Grant
Rotary type machine with check valves for relieving internal pressures
- Patent number 4,432,710
- Issue date Feb 21, 1984
- Danfoss A/S
- Christian B. Hansen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydrostatic steering device
- Patent number 4,372,413
- Issue date Feb 8, 1983
- Danfoss A/S
- Hans C. Petersen
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS