US Patent Class 451
ABRADING-- Main Headings



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Current as of: June, 1999
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CLASS NOTES
1  DF  PRECISION DEVICE OR PROCESS - OR WITH CONDITION RESPONSIVE CONTROL {7}
28  DF  ABRADING PROCESS {19}
64  DF  MACHINE {12}
331  DF  WORK FEEDER {5}
340  DF  FRAME OR MOUNT {4}
364  DF  WORK HOLDER {10}
406  DF  WORK REST {4}
411  DF  WORK TABLE {3}
415  DF  ATTACHMENT {13}
442  DF  ACCESSORY {10}
461  DF  COMBINED TOOL {1}
463  DF  CARRIER FOR RELATIVELY MOVABLE SIMULTANEOUSLY USABLE TOOLS {2}
487  DF  CARRIER FOR A RADIALLY MOVABLE TOOL
488  DF  VENTILATION OR COOLING OF TOOL OR TOOL SUPPORT
489  DF  FLEXIBLE-MEMBER TOOL MOUNTED ON PLURAL ROLLS
490  DF  TOOL SUPPORT FOR FLEXIBLE-MEMBER TOOL {13}
526  DF  FLEXIBLE-MEMBER TOOL, PER SE {5}
540  DF  RIGID TOOL {4}
559  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTIONS
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900  DF  GEAR ABRADER
901  DF  SUPER FINISH
902  DF  BRAKE ABRADING
903  DF  EGG CLEANING
904  DF  FLEXIBLE ABRASIVE STORAGE REEL
905  DF  METAL LAP
906  DF  MACHINE ELEMENT OR UNIT
907  DF  STRIP FEEDING
908  DF  ELECTRICAL ABRADING
909  DF  WIRE POLISHING
910  DF  ULTRASONIC
911  DF  TOOL MOUNTING POINT
912  DF  SHOE ABRADING
913  DF  CONTOUR ABRADING
914  DF  SUPPORTING, POSITIONING, OR FEEDING WORK
915  DF  ABRADING WHEEL SPEED CONTROL
916  DF  ABRADING OF BRUSH BRISTLE
917  DF  ABRADING OF SCALLOPED CUTTING EDGE (E.G., BREAD KNIFE SHARPENING)
918  DF  ADJUSTABLE WORK SUPPORT (E.G., BY SINE BAR)
919  DF  WANKEL
920  DF  TIRE "ROUNDING"
921  DF  "PAD" FOR LENS SHAPING TOOL