78131558
May 28, 2002
Electronic door openers, remote controls for electronic door openers, control consoles for electronic door openers, electronic sensors for door openers, keyless entry systems for door openers comprised of electronic keypads; component parts for the foregoing and accessories therefor, namely, circuit boards, safety sensors, gears and gear sets sold together as a unit with electronic door openers, receivers, keypads, limit assemblies for door opener operators, capacitors, wall consoles, door control panels, infrared control consoles, and chain and cable assemblies
Electrical and Scientific Apparatus