Christian Ludwig

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7082 Oberkochen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Lens mount with noise reducing means
- Patent number 4,577,944
- Issue date Mar 25, 1986
- Carl Zeiss-Stiftung
- Siegfried Grosser
- G02 - OPTICS
Information Patent Grant
Focusing system for long focal length objectives
- Patent number 4,415,250
- Issue date Nov 15, 1983
- Carl-Zeiss-Stiftung
- Dieter Rossmann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Interchangeable lens for cameras, such as reflex cameras
- Patent number 4,298,266
- Issue date Nov 3, 1981
- Christian Ludwig
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY