Gerhard Ehrlich

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Reichenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Safety switching apparatus for safely disconnecting an electrical load
- Patent number 7,239,048
- Issue date Jul 3, 2007
- Pilz GmbH & Co.
- Gerhard Ehrlich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for fail-safely disconnecting an electrical load; in part...
- Patent number 7,130,171
- Issue date Oct 31, 2006
- Pilz GmbH & Co.
- Juergen Pullmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Safety switching apparatus having a first and a second input switch...
- Patent number 6,825,579
- Issue date Nov 30, 2004
- Pilz GmbH & Co.
- Gerhard Ehrlich
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for fail-safely disconnecting an electrical load; in part...
- Publication number 20050057868
- Publication date Mar 17, 2005
- Jurgen Pullmann
- G05 - CONTROLLING REGULATING
Information Patent Application
Safety switching apparatus for safely disconnecting an electrical load
- Publication number 20040174074
- Publication date Sep 9, 2004
- Gerhard Ehrlich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Safety switching apparatus having a first and a second input switch...
- Publication number 20030057069
- Publication date Mar 27, 2003
- Gerhard Ehrlich
- H01 - BASIC ELECTRIC ELEMENTS