Willard K. Ahlrich

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Stuart, FL, US

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Patents Grantslast 30 patents

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Filtered ventilating system
- Patent number 4,231,769
- Issue date Nov 4, 1980
- Willard K. Ahlrich
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Ventilating apparatus
- Patent number 4,155,348
- Issue date May 22, 1979
- Willard K. Ahlrich
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Electrostatic precipitator
- Patent number 4,093,432
- Issue date Jun 6, 1978
- Willard K. Ahlrich
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Electrostatic precipitator
- Patent number 4,018,578
- Issue date Apr 19, 1977
- Willard K. Ahlrich
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Exhaust fume treatment apparatus
- Patent number 3,983,796
- Issue date Oct 5, 1976
- Willard K. Ahlrich
- F24 - HEATING RANGES VENTILATING