Centuries: 16th century - 17th century - 18th century
Decades: 1640s 1650s 1660s 1670s 1680s - 1690s - 1700s 1710s 1720s 1730s 1740s
Years: 1688 1689 1690 1691 1692 - 1693 - 1694 1695 1696 1697 1698
thermistor (includes PTC resistor and NTC resistor)
Geiger-Müller tube used for measuring ...
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