Società Costruzioni Industriali Milano, better known as Socimi, was an Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 manufacturing company based in Milan

Milan

Milan is the second-largest city in Italy and the capital city of the region of Lombardy and of the province of Milan. The city proper has a population of about 1.3 million, while its urban area, roughly coinciding with its administrative province and the bordering Province of Monza and Brianza ,...

. It was a manufacturer of tram

Tram

A tram is a passenger rail vehicle which runs on tracks along public urban streets and also sometimes on separate rights of way. It may also run between cities and/or towns , and/or partially grade separated even in the cities...

s, metro

Rapid transit

A rapid transit, underground, subway, elevated railway, metro or metropolitan railway system is an electric passenger railway in an urban area with a high capacity and frequency, and grade separation from other traffic. Rapid transit systems are typically located either in underground tunnels or on...

 trains; traction motor

Traction motor

Traction motor refers to an electric motor providing the primary rotational torque of a machine, usually for conversion into linear motion ....

s for these and for trolleybus

Trolleybus

A trolleybus is an electric bus that draws its electricity from overhead wires using spring-loaded trolley poles. Two wires and poles are required to complete the electrical circuit...

es; and bodies for motorbuses and trolleybuses. It also manufactured weapon

Weapon

A weapon, arm, or armament is a tool or instrument used with the aim of causing damage or harm to living beings or artificial structures or systems...

s, such as rifle

Rifle

A rifle is a firearm designed to be fired from the shoulder, with a barrel that has a helical groove or pattern of grooves cut into the barrel walls. The raised areas of the rifling are called "lands," which make contact with the projectile , imparting spin around an axis corresponding to the...

s.

Trolleybus systems which purchased Socimi trolleybuses included the systems of Cagliari

Trolleybuses in Cagliari

The Cagliari trolleybus system forms part of the public transport network of the city and comune of Cagliari, in the region of Sardinia, Italy....

, Milan

Trolleybuses in Milan

The Milan trolleybus system forms part of the public transport network of the city and comune of Milan, in the region of Lombardy, northern Italy...

, Modena

Trolleybuses in Modena

The Modena trolleybus system forms part of the public transport network of the city and comune of Modena, in the region of Emilia-Romagna, northern Italy....

 and Salerno

Salerno

Salerno is a city and comune in Campania and is the capital of the province of the same name. It is located on the Gulf of Salerno on the Tyrrhenian Sea....

. The company supplied trams only to Rome.