Clamping or tightening device for a reciprocal lace of extensible steel forming beam elements. (Machine-translation by Google Translate, not legally binding)
ES292852A1
Auxiliary device for the construction of concrete (Machine-translation by Google Translate, not legally binding)
ES291153A3
Improvements in the heads for steel tubular spacers, intended for the forming of master beams or similar in mining (Machine-translation by Google Translate, not legally binding)
ES286908A1
Improvements in the scaffolding supports for the construction industry (Machine-translation by Google Translate, not legally binding)
ES284284A1
Improvements in the construction of loading beams of detachable catalog assembly with possibility of fixing by tables and armament basts (Machine-translation by Google Translate, not legally binding)
ES280798A1
Improvements in the construction of formwork beams (Machine-translation by Google Translate, not legally binding)
US3062341A
Form support
US3042432A
Device for fastening boards to tubular supports and the like
ES209700A1
Perfections in and related to peralted beams for roofing (Machine-translation by Google Translate, not legally binding)
CA615142A
Device for fastening boards to tubular supports and the like
