|
GB680156A
|
|
Improvemenets relating to folding doors
|
|
GB668318A
|
|
Improvements relating to framed buildings built up of pre-cast concrete units
|
|
IE17807L
|
|
Improvements relating to buildings consisting of a rigid¹framework and glazing of other sheet covering material¹carried thereon
|
|
IE17809L
|
|
Improvements relating to buildings consisting of a rigid¹framework and glazing or other sheet covering material¹carried thereon
|
|
GB621000A
|
|
Improvements relating to concrete rafters for roofs, skylights, horticultural framesand the like
|
|
GB619382A
|
|
Improvements relating to concrete roof or floor bearers of buildings, more especially prefabricated concrete buildings
|
|
GB590798A
|
|
Improvements in cold frames for horticultural purposes
|
|
GB594822A
|
|
Improvements relating to buildings consisting of a rigid framework and glazing or other sheet covering material carried thereon
|
|
GB594875A
|
|
Improvements relating to buildings consisting of a rigid framework and glazing or other sheet covering material carried thereon
|
|
GB586223A
|
|
Improvements relating to hinged windows of the top-suspended outwardly opening type
|
|
GB586218A
|
|
Improvements relating to skylights and ventilators for use on roofs
|
