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In the 1970s, Nokia went more mired the telecommunications industry aside underdeveloped the Nokia DX200, a digital switch for telephone exchanges.
In 1982, a DX200 switch went the world’s inaugural digital telephone switch to be placed into useable use.
The DX200 got workhorse of network equipment division.
Its modular and whippy architecture enabled it to be highly-developed into assorted switching products.
For a while in the 1970s, Nokia’s network equipment production was separated into Telefenno, a company together owned away the parent corporation and away a company owned away the Finnish state.
In 1987 the state sold its shares to Nokia and 1992 the key out was changed to Nokia Telecommunications.
In the 1970s and 1980s Nokia highly-developed the Sanomalaitejärjestelmä (”message device system”) for Finnish Defence Forces.