Hans Langheinrich

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Leonberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Testing and evaluating circuit for proximity switches in machine co...
- Patent number 4,492,925
- Issue date Jan 8, 1985
- Gebhard Balluff Fabrik feinmechanischer Erzeugnisse GmbH & Co.
- Heinz Kammerer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Proximity switch with built-in test circuit
- Patent number 4,433,309
- Issue date Feb 21, 1984
- Gebhard Balluff Fabrik Feinmechanischer
- Rolf Hermle
- H03 - BASIC ELECTRONIC CIRCUITRY