- Aeronautics
- German companies in Argentina
- Chemical Industry
- German General Electricity Company (AEG)
- German Transatlantic Electricity Company
- German Manufacturing in Argentina
- Harbours
- La Rioja
- Railways
- Specific machinery and equipment
- Telecommunications and postal services
- Theatre and entertainment
- Transport and cargo
- Urban planning and landmark buildings in Buenos Aires
- Wiring
- Zeppelin
20441 – Telefonista comunicación urgente
agosto 18, 2026
26439 – Telefonista en conmutador U.T.Central
agosto 18, 2026
20449 – Sala de comunicaciones Oficina «Buen orden»
agosto 18, 2026
