Societe de Propulsion-S.E.P.

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Paris, FR

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Information Patent Grant
Turbomolecular vacuum pump having a magnetic bearing-supported rotor
- Patent number 4,023,920
- Issue date May 17, 1977
- Leybold-Heraeus GmbH & Co. KG
- Werner Bachler
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

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