US Patent Class 409
GEAR CUTTING, MILLING, OR PLANING-- Main Headings




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Current as of: June, 1999
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CLASS NOTES
1  DF  GEAR CUTTING {11}
63  DF  WITH FURBISHING OF CUTTER
64  DF  MILLING {29}
243  DF  BROACHING {20}
288  DF  PLANING {14}
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CROSS-REFERENCE ART COLLECTIONS
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900.1  DF  MACHINE BUTTON OR LOCATOR
900.2  DF  MACHINE TOOL CARRIAGE CLAMP
901  DF  STEREOTYPE PRINTING PLATE
902  DF  TIRE MOLD
903  DF  WORK HOLDER
904  DF  WITH HYDROSTATIC BEARING