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HINGE WHICH COMPRISES ONE EXTRUSION PROVIDING A CENTRAL LEAF MEMBER AND ANOTHER EXTRUSION PROVIDING TWO LEAVES BETWEEN WHICH THE CONTROL LEAF IS CONSTRAINED, THE LEAVES HINGING ABOUT A HINGE PIN
HINGE WHICH COMPRISES ONE EXTRUSION PROVIDING A CENTRAL LEAF MEMBER AND ANOTHER EXTRUSION PROVIDING TWO LEAVES BETWEEN WHICH THE CONTROL LEAF IS CONSTRAINED, THE LEAVES HINGING ABOUT A HINGE PIN