Howell Data Systems

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Vaughn, CA

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Patents Grantslast 30 patents

Information Patent Grant
System and method for notifying a cashier of the presence of an ite...
- Patent number 7,219,838
- Issue date May 22, 2007
- Howell Data Systems
- David Brewster
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...