Modifications for introducing a time delay before switching (modifications to provide a choice of time-intervals for executing more than one switching action H03K17/296)

Full Title

Electronic switching or gating, i.e. not by contact-making and –breaking (gated amplifiers H03F3/72; switching arrangements for exchange systems using static devices H04Q3/52) > Modifications for introducing a time delay before switching (modifications to provide a choice of time-intervals for executing more than one switching action H03K17/296)

Child Classifications

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• H03K 17/284 in field effect transistor switches
• H03K 17/288 in tube switches
• H03K 17/292 in thyristor, unijunction transistor or programmable unijunction transistor switches