Simala; John J.

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South Bend, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Cutting and chiseling assembly for mining machine and method perfor...
- Patent number 4,360,235
- Issue date Nov 23, 1982
- Simala; John J.
- Charles F. Mendola
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining machine
- Patent number 4,298,232
- Issue date Nov 3, 1981
- Simala; John J.
- Charles F. Mendola
- E21 - EARTH DRILLING MINING

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