Hans J. Hofmann

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Nashua, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Spray-shower with nozzles, particularly flat fan nozzles
- Patent number 4,706,889
- Issue date Nov 17, 1987
- Spraco, Inc.
- Hans J. Hofmann
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Spray shower with flat fan nozzles
- Patent number 4,471,913
- Issue date Sep 18, 1984
- Spraco, Inc.
- Hans J. Hofmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE