These are trade, industrial, agricultural and craft exhibitions, fairs and similar public shows or displays.
Innoprom is the large-scale international industrial exhibition annually held in Ekaterinburg, Russia.
Every year, it is accompanied by an industrial exhibition.
It was part of an industrial exhibition from 1 June to 5 October 1870.
In 1845, at an industrial exhibition in Warsaw, he exhibited for the first time a calculating machine he had designed and produced.
At the beginning of the 1930s there were attempts in the Seiffen region to create a central industrial exhibition.
An industrial exhibition was organized at that occasion.
The square was inaugurated when Gothenburg held a major international industrial exhibition, 1923, celebrating the city's 300th anniversary.
The building held a juvenial and industrial exhibition for 4 months, that had over 30000 exhibits.
The building was designed with a dual purpose - to house musical activities in its central auditorium and industrial exhibitions in its side wings.