Gantry cranes
Garage door spring stretching device
Garage jack for lifting an automobile
Gardening tool
Gardening tool
Gear box for rack and pinion jack and method of making same
Gear transmission for a winch
Gear transmission in a lifting machinery
Gimbaled sheave with cable angle sensors
Grab-activated self-locking winch handle
Grain auger jack
Gripper assembly for moving drilling rigs
Gripper jaw
Gripper system for moving drilling rigs
Gripping and skidding apparatus
Gripping device for free laying of flooring elements
Gripping jack system
Gripping pry tools for dislodging concrete forms and the like
Gripping tool with orthogonal handles
Ground rods and apparatus for forming and placing such rods