| 摘要 |
Assembly parts for the construction of modular verandahs, sheds, greenhouses or pieces of furniture, consisting of small plates 6 provided with tabs 6' at their ends and with a central internal screw thread at their centre, whose function is, by the clamping of a jack 23, to keep the panels 1 at a precise distance apart and to prevent the secured assembly from deforming. These parts may be used in the industry of metal constructions in general. <IMAGE>
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