Heinrich A. Pfeffer

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Noordwijk, NL

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Patents Grantslast 30 patents

Information Patent Grant
Field-emission ion source and ion thruster apparatus comprising suc...
- Patent number 4,328,667
- Issue date May 11, 1982
- The European Space Research Organisation
- Dominique R. Valentian
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...