| 摘要 |
A watermark having an installation frame is provided to prevent a mark and a protection material from being damaged, by fixing a main body inside the installation frame. A watermark having an installation frame comprises a rectangular main body(4) and an installation frame(8). A front surface with a coupling bolt hole(3) of the main body is coated with a protection material. The installation frame includes a receiving portion(5) receiving insides the main body and a coupling bolt(6) protruded in the center of the receiving unit, which penetrates the coupling bolt hole of the main body. Additionally, fixing brackets(7) are installed on both side surfaces of the installation frame. |
