| 摘要 |
<p>A frame having a front face and a rear face comprises a first lineal, a second lineal, a first lineal joint connector inserted into the first lineal and a second lineal joint connector inserted into the second lineal. A first fastener extends through the first lineal joint connector into the second lineal joint connector. A second fastener extends through the second lineal joint connector into the first lineal joint connector.</p> |
