Francis L. Burnham

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Orangeburg, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiple-stage pump compressor
- Patent number 4,429,540
- Issue date Feb 7, 1984
- Orangeburg Technologies, Inc.
- Francis L. Burnham
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Small temperature differential heat-powered compressor
- Patent number 4,413,952
- Issue date Nov 8, 1983
- Orangeburg Technologies, Inc.
- Francis L. Burnham
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Multiple-stage small temperature differential heat-powered pump
- Patent number 4,390,323
- Issue date Jun 28, 1983
- Orangeburg Technologies, Inc.
- Francis L. Burnham
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Generating system utilizing multiple-stage small temperature differ...
- Patent number 4,372,114
- Issue date Feb 8, 1983
- Orangeburg Technologies, Inc.
- Francis L. Burnham
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Multiple-stage small temperature differential heat-powered pump
- Patent number 4,347,045
- Issue date Aug 31, 1982
- Francis L. Burnham
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...