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GB546742A
|
|
Improvements in or relating to caps for chimney pots and ventilator terminals
|
|
GB551865A
|
|
Improved means for draining condensation water in flues of geysers and other heating appliances
|
|
GB551420A
|
|
Improvements in or relating to hoods or canopies intended to be suspended or fixed above cooking or other similar appliances
|
|
GB551225A
|
|
Improved means for fixing roofing tiles or sheets
|
|
GB552994A
|
|
Improvements in or relating to the reinforcement of asbestos-cement sheets
|
|
GB551023A
|
|
Improvements in or relating to ventilators of the louvre type
|
|
GB546714A
|
|
Improvements in or relating to chimney pots and ventilator terminals
|
|
GB544258A
|
|
Improvements in or relating to means for securing cowls, ventilators, and the like to roofs of buildings
|
|
GB542888A
|
|
Improvements in or relating to double roofing
|
|
GB541457A
|
|
Improvements in or relating to hook bolts
|
|
GB540925A
|
|
Improvements in or relating to the construction of buildings
|
|
GB540190A
|
|
Improvements in or relating to ceiling bars and glazing bars
|
|
GB537698A
|
|
Improvements in or relating to the construction of ceilings, floors, or double roofs
|
|
GB536988A
|
|
Improvements in or relating to roof purlins
|
|
GB537193A
|
|
Improvements in or relating to the construction of roofs
|
|
GB535350A
|
|
Improvements in or relating to the construction of buildings
|
|
GB534014A
|
|
Improvements in or relating to the manufacture of constructional members used in building
|
|
GB520049A
|
|
Improvements in or relating to the construction of walls
|
|
GB518051A
|
|
Improvements in safety devices for roofs
|
|
GB513761A
|
|
Improvements in or relating to roofing tiles
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