Robert L. Parham

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Denver, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Plunger can and spring compressor
- Patent number 5,538,192
- Issue date Jul 23, 1996
- Robert L. Parham
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Cast plunger can and spring compressor
- Patent number 5,242,123
- Issue date Sep 7, 1993
- Robert L. Parham
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
One-piece pulverizing roller assembly
- Patent number 5,127,592
- Issue date Jul 7, 1992
- Robert L. Parham
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of repairing one-piece pulverizing roller assembly
- Patent number 5,079,819
- Issue date Jan 14, 1992
- Robert L. Parham
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
One-piece pulverizing roller
- Patent number 5,050,810
- Issue date Sep 24, 1991
- Robert L. Parham
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of repairing a one-piece roller assembly
- Patent number 4,996,757
- Issue date Mar 5, 1991
- Robert L. Parham
- B22 - CASTING POWDER METALLURGY