Gauge for use in a surgical procedure

Geomagnetic direction sensor

Geomagnetic sensor for auto-calibration of magnetic field...

Geomagnetic sensor for computing azimuth and method thereof

Geomagnetic sensor for detecting azimuth angle and method...

Geomagnetic sensor for detecting dip angle and method thereof

Geomagnetic sensor for informing users whether detected...

Geomagnetic sensor having a dip angle detection function and...

Geometric pitch determining device

Gimbaled magnetometer with inductive coupling

Gimballed compass device

Gimballed ouroboros compass device with digital logic

Golfer's aid

Goniometer

Grade and slope attitude gyroscopic driven indicator for heavy e

Grade checking tool

Grade level

Grade stake line cap device

Gradient measuring devices

Gradiometer