I purchased an HP Cartridge from your authorised dealer M/s Heemo (India) 217, Police Street, Meerut on 18-07-07, which was not in working, I approched to your dearler for replacement, they advice me to go to your authorized service centre at 115, Naya Bazar, Meerut Cantt on 24-7-07 vide Job Sheet no. 13136. More then six month passed away, but they did not replace or return the cartridge, I sent a letter to M/s HPIndia Pvt. Ltd. Gurgaon...