notable helicopter

URI: https://gptkb.org/prop/notable_helicopter
3 triples
GPTKB property
Random triples
Subject Object
gptkb:Imperial_Ethiopian_Air_Force gptkb:Mil_Mi-4
gptkb:Imperial_Ethiopian_Air_Force Agusta-Bell 47J
gptkb:Imperial_Ethiopian_Air_Force gptkb:Sikorsky_S-55