SPRACO, INC.

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SOMERVILLE, MA, 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
Apparatus for discharging three commingled fluids _
- Patent number 4,505,431
- Issue date Mar 19, 1985
- Spraco, Inc.
- David C. Huffman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Apparatus for discharging two commingled fluids
- Patent number 4,504,013
- Issue date Mar 12, 1985
- Spraco, Inc.
- David C. Huffman
- 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

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73479535 - RAMP BOTTOM
- Serial number 73479535
- Registration number 1370861
- Filing date May 9, 1984
- SPRACO, INC.
- 6 - Common metals and their alloys
Information Trademark
71293079 - SPRACO PRODUCTS
- Serial number 71293079
- Registration number 277078
- Filing date Nov 29, 1929
- SPRACO, INC.
- 7 - Machines and machine tools