John Bernosky

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Mt. Morris, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Coupling and load support for suspending a load from the head of a...
- Patent number 5,474,274
- Issue date Dec 12, 1995
- John Bernosky
- E21 - EARTH DRILLING MINING
Information Patent Grant
Coupling or connector for securing a load-bearing support to a head...
- Patent number 4,958,796
- Issue date Sep 25, 1990
- John Bernosky
- E21 - EARTH DRILLING MINING