Field emitting device and method of making same

Field or factory installable padlock and sealing device

Filament power compensation for magnetron

Filament winding arrangement in ballast transformer

Filament-current supply of an electron tube operated at a...

Filled composition and article containing perfluorinated...

Film sticking method and apparatus

Films and coatings having anisiotropic conductive pathways...

Filtered socket

Filtered, high-frequency power supply circuit, particularly...

Fine pitch component placement method and apparatus

Fine wire twisted pair routing and connecting system

Fine-grained rare earth activated zinc sulfide phosphors for...

Finely adjustable mounting system and panel for holding...

Finned housing

Finned surface electrical heating unit and method of making...

Finned surface electrical heating unit and method of making...

Finned-tube heat exchangers and cold plates, self-cooling...

Fire hazard safety device for household appliances

Fire resistant and water resistant enclosure for operable...