Doorbell assembly with hidden fastener

Double button switch of a VCR

Double-pole change-over switch

Drive for a vacuum switch

Dual function reset operator for an electrical device

Dual function reset operator for an electrical device

Dual function switch

Dual plunger switch

Dual spring actuator for keyboard switch assembly

Dual switch for selective removal of recording medium from...

Easily positionable keyboard

Elastic apparatus for a keyswitch key of a keyboard and the keys

Elastic toggle switch lever mounting

Elastomeric key switch actuator

Electric actuation device

Electric and air signal element

Electric circuit actuating mechanism

Electric circuit actuating mechanism

Electric circuit actuating mechanism

Electric connector switch