There is writing on the case and the back of the calculator, appears to be the previous owners name. Case has stains but zipper works. Battery area looks free of corrosion and screen works when batteries are put in. The Hewlett Packard HP 48GX 128K RAM Graphing Calculator is a vintage electronic device manufactured in Singapore. It comes with a protective case and is in working condition. The calculator belongs to the HP brand and is known for its advanced features and capabilities, making it a sought-after item for collectors and enthusiasts of vintage calculators. Its 128K RAM allows for complex calculations and graphing functions, making it a versatile tool for various mathematical and scientific applications.
eBay