<P> In 1998, the Israeli multinational company, Check Point which was founded in 1993, established a partnership with Nokia . Check Point's software was bundled with Nokia's network security tools . </P> <P> Prior to cellular mobile telephony, there was mobile radio telephony . In the 1960s, Nokia had started producing commercial and military mobile radio telephones . From 1964, Nokia had developed VHF radios in collaboration with Salora Oy . From 1966, Nokia and Salora had developed ARPs (Autoradiopuhelin or radio car phones). In 1971, this technology became the first commercially available mobile phone network in Finland and in 1978, it offered 100 percent coverage in Finland . In the 1970s and 1980s, Nokia developed the Sanomalaitejärjestelmä (messaging system), a digital, portable and encrypted text - based communications device for the Finnish Defence Forces . </P> <P> In 1979, the merger of Nokia and Salora resulted in the establishment of "Mobira Oy". Mobira developed mobile phones for the Nordic Mobile Telephone (NMT) network, called the "1G" and was the first fully automatic cellular phone system . It became commercially available in 1981 . In 1982, Mobira introduced its first car phone, the "Mobira Senator" for NMT--450 networks . </P> <P> In 1984, Nokia purchased Salora . Nokia's telecommunications division was renamed "Nokia - Mobira Oy". In the same year, the "Mobira Talkman", an early portable phone was launched . In 1987, Nokia introduced its first mobile phone, the "Mobira Cityman 900" for NMT--900 networks . In comparison to the NMT--450 network, there was a better signal strength but less coverage . While the Mobira Senator of 1982 had weighed 9.8 kg (22 lb) and the Talkman just under 5 kg (11 lb), the Mobira Cityman weighed only 800 g (28 oz) including its battery . The phone, which was considered expensive, became an item indicating a high status . </P>

When was the first nokia mobile phone invented