Mains supply control box for cantilever bridges - prevents power being supplied to auxiliary equipment when bridge lifting drive is operating and vice=versa
BE891546A
Inlination switch for suspension bridges and the like
BE891545A
Maintenance cage for pilons, masts and the like
EP0044599A2
Process for manufacturing a platform for scaffoldings and platform obtained by using said process
BE884366A
Method for manufacturing a platform for pendants and platform obtained by using this method
DE2915516A1
Energy absorber acting during lift cable failure - has side plates pressed against brake plate by nuts with adjustable torque
AU1992276A
Traction device
ZA7605537B
Hoisting device
NL7610056A
Lifting equipment.
ES426636A3
Improvements in shutter plugs to close hermetically holes drills in the steel plate of the covers of boats. (Machine-translation by Google Translate, not legally binding)
