| 发明名称 |
PROTECTION DEVICE AGAINST NEGATIVE RADIATION |
| 摘要 |
A protection device against negative radiation comprises a metal body. The metal body is made as a shell having a hole in the bottom; a cylindrical drum has height equals to half-difference between outer drum diameter and hole’s diameter. |
| 申请公布号 |
UA41901(U) |
申请公布日期 |
2009.06.10 |
| 申请号 |
UA20090001223U |
申请日期 |
2009.02.16 |
| 申请人 |
TUCHYN VIKTOR MYKHAILOVYCH;NOVIK VOLODYMYR PETROVYCH |
发明人 |
TUCHYN VIKTOR MYKHAILOVYCH;NOVIK VOLODYMYR PETROVYCH |
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