Wilhelm J. Kogelmann

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Boalsburg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus to deliver high pressure liquid from nozzles on a shearer...
- Patent number 4,733,914
- Issue date Mar 29, 1988
- Gerb. Eickhoff Maschinenfabrik und Eisengiesserei
- Wilhelm J. Kogelmann
- E21 - EARTH DRILLING MINING
Information Patent Grant
Low profile mining machine
- Patent number 4,133,582
- Issue date Jan 9, 1979
- Wilhelm J. Kogelmann
- E21 - EARTH DRILLING MINING