Ericsson model 305 telephone
1896
Ericsson five-line 'test telephone'
1895

Ericsson intercom phone

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L.M. EricssonL.M. Ericsson1876–presentTelefonaktiebolaget LM Ericsson, commonly known as Ericsson, is a Swedish multinational networking and telecommunications company headquartered in Stockholm. Ericsson has been a major contributor to the development of the telecommunications industry and is one of the leaders in 5G. Ericsson has over 57,000 granted patents, and it is the inventor of Bluetooth technology.Read more on Wikipedia → · intercoms, Swedish
Ericsson intercom phone