| 发明名称 |
HYDRAULIC SYSTEM FOR LIFTING AND LOWERING ADVERTISING MESSAGES ON STATIONARY ADVERTISING PANELS |
| 摘要 |
t is disclosed herein a hydraulically operated mechanism liable to lift and lower the frame-panel whereon a moving advertising message (PISA) is displayed, with no use of winches, wire ropes or cranes. |
| 申请公布号 |
GR1004473(B) |
申请公布日期 |
2004.03.04 |
| 申请号 |
GR20020100517 |
申请日期 |
2002.11.28 |
| 申请人 |
INTERVISTA DIAFIMISTIKES KATASKEVES A.E. |
发明人 |
SKONTZOS PANAGIOTIS |
| 分类号 |
G09F7/18;G09F11/02;G09F15/00 |
主分类号 |
G09F7/18 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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