Manufacturer

John Brown & Company

Clydebank, United Kingdom · founded 1851

Q1699428 · factbase.org/org/JCMMRFZB68 · companies.ginc.org (when it opens)

Platforms

The platforms it makes (Wikidata's manufacturer) that at least one of the 24 nations holds.

Customers

The nations among the 24 that hold its platforms, by active count (a holding with no published count counts one).