Metal ladders; Metal ladders for use in elevator pits; Metal ladders for use in elevator pits with electronic device to shut off elevator power when ladder is being used

'devic':19 'electron':18 'elev':8,15,23 'ladder':2,4,11,26 'metal':1,3,10 'pit':9,16 'power':24 'shut':21 'use':6,13,29

Passenger elevator operating apparatus being parts of machines; Elevators and parts of elevators

'apparatus':4 'elev':2,9,13 'machin':8 'oper':3 'part':6,11 'passeng':1

Electronic controller to manage the power, movement and functions of an elevator; Computer hardware

'comput':13 'control':2 'electron':1 'elev':12 'function':9 'hardwar':14 'manag':4 'movement':7 'power':6

MEI SMART LADDER

Owner

Goods & Services