STONEPICKING MACHINE, VEHICLE TOWED. A POWER OPERATED MACHINE WHICH IS
MOUNTED ON WHEELS AND IS PULLED BY TRUCK, TRACTOR, AND THE LIKE. ITS
STONEPICKING TEETH TRAVELING WITHIN AN ADJUSTABLE DEPTH CIRCULAR RAKE,
GUIDING THE STONE INTO THE STONE BOX AND RETURNING SOIL BEHIND THE
MACHINE IN PULVERIZED AND AERATED CONDITION. IT MAY ALSO PICK UP OTHER
DEBRIS SUCH AS PAPER, TRASH, ETC.