Automatic safety gas torch

Automatically ignited oil burning heating device

Biasing arrangement for a corona discharge device

Break ignition plug

Break ignition plug and ignition device

Broad range surge absorber without chips

Built-in discharge bulb type ignition plug

Burner ignition system

Charging device

Cigar lighter

Coaxial lightning arresting structure

Coaxial lightning arresting sturcture

Coaxial transmission line surge arrestor

Coaxial twin sparkle plug

Communications circuit line protector and method of making...

Compact voltage surge arrester device

Composite center electrode for a spark plug and method of...

Composite spark plug

Compound lightning arrester for low voltage circuits

Connecting assembly for spark plug of internal combustion...