has been improved with

URI: https://gptkb.org/prop/has_been_improved_with
4 triples
GPTKB property
Random triples
Subject Object
gptkb:Assiniboine_River_Floodway new technologies
gptkb:Highway_63 new signage
gptkb:Martin-Baker_ejection_seats modern technology
gptkb:Trans_Kalimantan_Highway road safety measures