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Will B. Jamison
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Bethel Park, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Drill rod and drilling apparatus
Patent number
4,454,922
Issue date
Jun 19, 1984
Consolidation Coal Company
Will B. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cascading conveyor system
Patent number
4,387,798
Issue date
Jun 14, 1983
Consolidation Coal Company
Will B. Jamison
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Connecting apparatus for hingedly and slidably connecting an attach...
Patent number
4,157,878
Issue date
Jun 12, 1979
Consolidation Coal Company
Will B. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining machine having advancing mine roof supports
Patent number
4,131,317
Issue date
Dec 26, 1978
Consolidation Coal Company
Will B. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for roof bolting and transferring mined material
Patent number
3,995,905
Issue date
Dec 7, 1976
Consolidation Coal Company
Will B. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cable gathering device
Patent number
3,990,551
Issue date
Nov 9, 1976
Consolidation Coal Company
Will B. Jamison
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Energy conversion apparatus for supplying variable voltage direct c...
Patent number
3,979,650
Issue date
Sep 7, 1976
Consolidation Coal Company
Will B. Jamison
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method and apparatus for mining and supporting the mine roof
Patent number
3,964,265
Issue date
Jun 22, 1976
Consolidation Coal Company
Will B. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Monorail transportation system
Patent number
3,957,076
Issue date
May 18, 1976
Consolidation Coal Company
Will B. Jamison
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL