Holger Marcus

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Lidingo, SE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for measuring the distance to a point on the inner wall o...
- Patent number 4,508,448
- Issue date Apr 2, 1985
- Geotronics AB
- Ragnar Scholdstrom
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for measuring the distance to a point on the inner wall o...
- Patent number 4,227,802
- Issue date Oct 14, 1980
- AGA Aktiebolag
- Ragnar Scholdstrom
- C21 - METALLURGY OF IRON
Information Patent Grant
Optical measuring method
- Patent number 4,172,661
- Issue date Oct 30, 1979
- AGA Aktiebolag
- Holger Marcus
- G01 - MEASURING TESTING