Robert Spangenberg

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Schwabmuenchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Circuit arrangement for the metrological determination of diameters...
- Patent number 6,140,824
- Issue date Oct 31, 2000
- Patent-Treuhand-Gesellschaft fuer Elektrishe Gluehlampen
- Robert Spangenberg
- G01 - MEASURING TESTING