| 摘要 |
<p>The present invention relates to a device for locking a guide plate, and more specifically, to a device for locking a guide plate which can easily open or close a guide plate installed on a road, a street, a station, etc. to display geographic information, guide text, an advertisement, etc. An objective of the present invention is to provide the device for locking a guide plate which can easily open or close the guide plate to replace the geographic information attached to the inside of the guide plate in a sheet or an advertisement plate form.</p> |
