Improvements in or relating to Machining Apparatus
GB1159159A
Improvements in or relating to Window Frame Structures
GB1159158A
Improvements in or relating to Door, Window and like Frames
ES318346A1
Improvements introduced in the construction of window structures. (Machine-translation by Google Translate, not legally binding)
ES318347A1
Improvements introduced in the construction of framework structures for window sheets. (Machine-translation by Google Translate, not legally binding)
ES318344A1
An articulation device for use in windows. (Machine-translation by Google Translate, not legally binding)
ES318348A3
An apparatus for machining long material parts. (Machine-translation by Google Translate, not legally binding)
ES318345A1
A braking device used in doors and windows. (Machine-translation by Google Translate, not legally binding)
ES318349A1
Improvements introduced in the construction of members of frame for an opening of a wall of a building. (Machine-translation by Google Translate, not legally binding)