NOMADS
NOMADS is an anti-aircraft weapon system or artillery model.
Overview
Self-propelled air defence system.
In detail
It is associated with Norway.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“NOMADS ground-based air defence system”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q111725521: NOMADS
Consult the source