Fail-safe device for use in a heating apparatus

Fan speed control used in induction cooking apparatus

Feed system for a microwave oven

Feed system for microwave oven

Feedback regulated induction heater for a flowing fluid

Feeding arrangement for a microwave oven

Feeding device in a welding machine for feeding can bodies to el

Feeding mechanism for induction heating coil

Ferrite heating apparatus

Ferromagnetic element with temperature regulation

Ferromagnetic element with temperature regulation

Filament power conpensation for magnetron

Finned tube

Fixing device of a heating member in a combined microwave and co

Fixing structure for components of a cooking appliance

Flexible heating head for induction heating

Flexible induction brazing wand for hollow tubes

Flexible induction heating coil

Flexible pouch and paper bag combination for use in the microwav

Floating valve seat inductor