Earth reference thin-film magnetometer compass exhibiting total
Electrical compass
Electrical control system
Electronic analogue compass
Electronic automotive compass and display
Electronic azimuth meter and electronic time piece having...
Electronic azimuth meter and timepiece
Electronic compass
Electronic compass
Electronic compass
Electronic compass
Electronic compass
Electronic compass and compensation of large magnetic errors...
Electronic compass and method
Electronic compass and method for tracking vehicle rotation
Electronic compass and method of calibration
Electronic compass and other magnetic devices
Electronic compass apparatus and method
Electronic device and method for indicating direction in...
Electronic device compass operable irrespective of localized...