76381341
Mar 12, 2002
Aug 31, 2004
Electronic field bus systems for analog data consisting of senders in the nature of radio transmitters, light emitting diodes or laser diodes; infrared and UHF radio receivers, converters and electrical controllers, all sold as a unit and all for vibration signals and data, optical, infrared, UHF and microwave based wireless data exchange from or to devices used for performing alignment tasks on rotating and stationary machinery
Electrical and Scientific Apparatus