Safety device for electric cooking stove
Safety shut off for a portable cooker
Safety temperature circuit including zero crossing detector
Sandwich construction for current limiting positive temperature
Sanitary device
Sauna heater control
Seal wire heat control system
Sealing construction
Self heating thermal protector
Self heating thermal protector
Self-calibrating temperature controller
Self-healing parallel heating tape
Self-heating thermal protector
Self-regulating cable assembly
Self-regulating electric heating element for heaters shaped as c
Self-regulating electrical heater system and method
Self-regulating heater
Self-regulating heater with a semiconductor heating element...
Self-regulating heater with a semiconductor heating element...
Self-regulating heating element