Gerd Finnern

Follow

Person

Hamburg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Drum screw with measuring drum for a sextant
- Patent number 5,044,086
- Issue date Sep 3, 1991
- C. Plath
- Gerd Finnern
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for fine adjustment of a sextant
- Patent number 5,031,327
- Issue date Jul 16, 1991
- C. Plath
- Gerd Finnern
- G01 - MEASURING TESTING
Information Patent Grant
Sextant with adjustable handle
- Patent number 4,972,592
- Issue date Nov 27, 1990
- C. Plath Fabrik nautischer Instrumente
- Gerd Finnern
- G01 - MEASURING TESTING
Information Patent Grant
Optical angle measuring instrument
- Patent number 4,958,927
- Issue date Sep 25, 1990
- C. Plath Fabrik Nautischer Instrumente
- Gerd Finnern
- G01 - MEASURING TESTING