130730 ⎘
Special arrangements or devices in connection with roof coverings; Protection against birds ; Roof drainage; Sky-lights; Roof drainage; Drainage fittings in flat roofs, balconies or the like; Gutters made of concrete or stone-like material
Concrete eave system
#2Cryogenic trench/trough apparatus and method
#3Cryogenic trench/trough apparatus and method
#4Cryogenic trench/trough apparatus and method
#5Cryogenic trench/trough apparatus and method
#6Cryogenic trench/trough apparatus and method