| 发明名称 |
RADIOACTIVE MATERIAL BILLING SYSTEM AND METHOD |
| 摘要 |
<p>Quantities of radioactive material are dispersed at a user location. Billing is accomplished by monitoring the decay of material and the degree of activity following each user withdrawal.</p> |
| 申请公布号 |
EP0172627(B1) |
申请公布日期 |
1990.08.22 |
| 申请号 |
EP19850304576 |
申请日期 |
1985.06.26 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
LEE, DENNY LAP YEN |
| 分类号 |
G01T1/167;G01T1/00;G01T1/17;G06Q30/04 |
主分类号 |
G01T1/167 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
