| 发明名称 |
PREPAY SYSTEM FOR WATER OR GAS SUPPLY BY MEANS OF A WIRELESS INTELLIGENT CARD AND METER FOR SAID SYSTEM |
| 摘要 |
<p>A prepayment system for supplying water or gas by means of a wireless intelligent card is described. The present invention also relates to a bidirectional meter specially designed to electronically record the consumption of water or gas.</p> |
| 申请公布号 |
RO126881(B1) |
申请公布日期 |
2015.12.30 |
| 申请号 |
RO20110000019 |
申请日期 |
2008.08.28 |
| 申请人 |
SISTEMAS INTEGRALES DE MEDICION Y CONTROL STELLUMS.A. DE C.V. |
发明人 |
NERI-BADILLO EDUARDO AGUSTIN |
| 分类号 |
G01D4/00;G01F15/06;G06Q20/00;G06Q50/00 |
主分类号 |
G01D4/00 |
| 代理机构 |
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代理人 |
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