Description     Claims     Drawing  

WO2013083634A1   [0003] 
WO2015139188A1   [0004] 
WO2015071703A1   [0004] 
US2013160765A1   [0004] 
GB2494315A   [0004] 
US2015264979A1   [0004] 
US20130192623   [0034] 
US20150020823   [0035] 
US20150313275   [0035]