Gerald L. Baum

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Belleville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Drive assembly for mining machine cutter drum
- Patent number 4,582,363
- Issue date Apr 15, 1986
- National Mine Service Company
- Maurice K. LeBegue
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter drum assembly for a continuous mining machine
- Patent number 4,310,199
- Issue date Jan 12, 1982
- National Mine Service Company
- Donald L. Freed
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter drum drive assembly for canted end sections
- Patent number 4,270,803
- Issue date Jun 2, 1981
- National Mine Service Company
- Gerald L. Baum
- E21 - EARTH DRILLING MINING
Information Patent Grant
Swivel assembly for a conveyor
- Patent number 4,089,403
- Issue date May 16, 1978
- National Mine Service Company
- Donald L. Freed
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL