Armbrust
Armbrust is a rocket-propelled grenade or weapon model.
Overview
German anti-tank weapon.
In detail
It is associated with West Germany.
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
“Armbrust”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q602303: Armbrust
Consult the source