John R. Wiese

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Expendable immersion device for combining an expendable immersion s...
- Patent number 4,762,571
- Issue date Aug 9, 1988
- General Signal Corporation
- Edwin E. Kaufman
- G01 - MEASURING TESTING
Information Patent Grant
End-filling sampler for molten metals
- Patent number 4,550,620
- Issue date Nov 5, 1985
- General Signal Corporation
- John R. Wiese
- G01 - MEASURING TESTING
Information Patent Grant
Refractory protection tube for immersion molten metal devices
- Patent number 4,468,009
- Issue date Aug 28, 1984
- General Signal Corporation
- Harry G. Clauss
- C21 - METALLURGY OF IRON
Information Patent Grant
Means for assembling expendable immersion thermocouples
- Patent number 4,179,309
- Issue date Dec 18, 1979
- Leeds & Northrup Company
- Richard J. Hance
- G01 - MEASURING TESTING