129772 ⎘
Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs; Extraordinary methods of construction, e.g. lift-slab, jack-block mounting masonry against a forwork
FORMWORK FOR USE IN THE CONSTRUCTION OF ARCHED STRUCTURES AND METHOD OF CONSTRUCTING ARCHED STRUCTURES
#2Formwork for use in the construction of arched structures and method of constructing arched structures
#3Formwork for use in the construction of arched structures and a method of constructing arched structures