Keyswitch timeline
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Dates noted correspond to the availability of the switch to customers, unless noted otherwise.
Struck-through items indicate where a product ended production.
Contents
1960s
1968
- Datanetics elastic diaphragm array
- Micro Switch SW Series (possibly not on sale until 1970)
1970s
1970
- Cherry M7 (as 'Gold "Crosspoint" Contact Switch'; possibly 1969)
1971
- IBM beam spring
1973
1975
1976
1980s
1980
1981
- IBM capacitive buckling spring in the IBM Model F
- Topre switch in the prototype keyboard on display in Topre's Sagamihara plant.
1983
- Alps SKCL/SKCM series (approximately)
- Cherry MX
- Marquardt Series 6180
- Topre switch (introduction)
1985
- IBM membrane buckling spring in the IBM Enhanced Keyboard ("Model M")
- Siemens STB 21
