作者: Michael W. Lassota , Zbigniew G. Lassota
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摘要: A beverage brewer (10) with a controller (14) that automatically disables selected functions unless enabled by an enablement code enables use is only sufficient to brew preselected quantity of mixing the ingredient (18) water has reader (54,56,58,56,59,62) for communicating and reading (86) from smart card, card magnetic strip or other data carrying medium (Figs.4 5). The when used delivery employee codes multiple customers, etc. enable brewers being delivered but no more avoid brewing not provided distributor ingredient. Alternatively, one (52) each location may be indicated. capable disabling function, hot both, bypass function all in response overuse passage time without required maintenance. individual attached container permanently detachably, mailed customer billing, entered manually via communication modem associated (10). When stripe used, then write amount usage which information can later downloaded billing computer at home office addition to, lieu of, automatic disablement they exceed maximum amounts.