Konrad Schaefer

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Trossingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Mechanically operating pendulum clock with an electronic correcting...
- Patent number 4,196,579
- Issue date Apr 8, 1980
- Urgos Uhrenfabrik Schwenningen, Haller, Jauch und Pabst GmbH & Co.
- Konrad Schaefer
- G04 - HOROLOGY