Medicament dispensing device with a display indicative of the state of an internal medicament reserv

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(57) Abstract : A metered dose inhaler for use with a re- X movable pressurized aerosol canister, or reservoir, having a I display for indicating to a user the state of the canister. A I 583 td t, 20 55O 590 memory device on the canister or a housing which houses the canister stores intormation indicative of doses dispensed from, or remaining in, the canister. That information is processed to provide and display information representative of the state of the canister. Eurasian (AM, AZ, B KG, KZ, MD, RU, TJ, TM), EuroFor two-letter codes and other abbreviations, refer pean (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, ance Notes on Codes and Abbreviations" appearing GB, GR, HU, IE, IT, LU, MC, NL, PL, PT, RO, SE, SI, SK, ning of each regular issue of the PCT Gazette. TR), OAPI (BF, B J, CF, ca, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). Published : -- without international search report and to be republished upon receipt of that report