Hewlett-Packard last year filed patents for an ink cartridge-refilling machine, even though its disposable ink cartridge business ranks among its most lucrative. The U.S.-based firm has no refilling ...
Getting an inkjet printer for about $100 seems like one of the true bargains of the digital age--until you find out it costs $30 to replace an ink cartridge. But there’s good news for the thrifty: ...
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