| 发明名称 |
XXRAY PHOTOGRAPHING DEVICE |
| 摘要 |
PURPOSE:To obtain an uniform picture quality by arranging between an X-ray generator and a subject an X-ray filter of which an X-ray transmission factor changes by a position of the filter. |
| 申请公布号 |
JPS5285493(A) |
申请公布日期 |
1977.07.15 |
| 申请号 |
JP19760002191 |
申请日期 |
1976.01.10 |
| 申请人 |
TOKYO SHIBAURA ELECTRIC CO |
发明人 |
MINAMI HIROSHI;HARAO NORIO;TSUNEOKA TAKUJI |
| 分类号 |
A61B6/00;G03B41/00;G03B42/02 |
主分类号 |
A61B6/00 |
| 代理机构 |
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