WOODWORKING MACHINERY, AND COMPONENTS THEREOF, FOR FABRICATION AND ASSEMBLY OF DOORS, DOOR FRAMES AND DOOR ASSEMBLIES, NAMELY, AUTOMATIC DOOR MANUFACTURING SYSTEMS COMPRISED MACHINERY FOR AUTOMATICALLY MACHINING DOOR BLANKS TO RECEIVE HINGES AND APPLYING HINGES THERETO AND ASSOCIATED MACHINERY FOR FABRICATING DOOR JAMBS AND APPLYING THE JAMBS TO THE HINGED DOORS, DOOR ASSEMBLY SYSTEMS COMPRISED OF ASSOCIATED MACHINERY FOR ASSEMBLING DOOR BLANKS INTO PREHUNG DOORS, DOOR HANDLERS, NAMELY MACHINERY FOR OFF LOADING DOORS FROM AN ASSEMBLY LINE AND STACKING THEM, DOOR FEEDERS NAMELY MACHINERY FOR SERIALLY DELIVERING DOORS FROM A STACK TO ASSOCIATED MACHINERY FOR PROCESSING OF THE DOOR, DOOR AND JAMB MACHINERY CENTERS, FRAME NAILERS, DOOR SIZERS NAMELY MACHINERY FOR SIZING A DOOR BLANK TO THE CORRECT WIDTH AND BEVEL, STRIKE JAMB POWER ROUTERS, DOOR LIGHT ROUTERS, FLIP TABLES NAMELY MACHINERY FOR HORIZONTALLY SUPPORTING DOORS FOR MANUAL OR MACHINE PROCESSING AND FOR ROTATING THE SUPPORTED DOOR TO PRESENT THE OTHER SIDE FOR PROCESSING, POWER MITER TRIM SAWS, DOOR FRAME STAPLERS, HINGE ATTACHING MACHINES, JAMB POWER ROUTERS, JAMB POWER SAWS, BI-FOLD MACHINES NAMELY MACHINES FOR EDGE MOUNTING HINGES TO A PAIR OF BI-FOLD DOORS, ROUTING AND BORING MACHINES, DOOR LIGHT CUTOUT CENTER NAMELY EQUIPMENT FOR MAKING OPENINGS IN DOOR BLANKS TO ACCOMMODATE DOOR LIGHTS, DOOR LIGHT INSERTION TABLES NAMELY EQUIPMENT FOR HOLDING DOORS AND DOOR LIGHTS IN JUXTAPOSITION FOR SECURING THE LIGHTS TO THE DOOR, STEEL DOOR ASSEMBLY MACHINES COMPRISED OF ASSOCIATED MACHINERY FOR ASSEMBLING BOTH METAL AND WOODEN DOOR BLANKS INTO PREHUNG DOORS, TILT-UP STATIONS NAMELY EQUIPMENT FOR HORIZONTALLY SUPPORTING A DOOR AND TILTING IT TO A NEAR VERTICAL POSITION FOR EASE OF ON OR OFF LOADING THE DOOR, DOOR SPIN-FEEDER HANDLERS NAMELY MACHINERY FOR SERIALLY DELIVERING DOORS FROM A STACK TO ANOTHER STATION IN A HORIZONTAL ATTITUDE WHICH HAS THE CAPABILITY OF ROTATING THE DOOR 180 DEGREES TO PRESENT THE OPPOSITE SIDE TO THE TOP, AUTOMATIC DOOR MILLING AND ROUTING MACHINES AND DOOR MORTISERS