US PATENT SUBCLASS 144 / 2.1
SPECIAL-WORK MACHINE

Current as of: June, 1999
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144 /   HD   WOODWORKING

2.1SPECIAL-WORK MACHINE {34}
3.1  DF  .~> Combined {25}
26  DF  .~> Comb-teeth cutting
25  DF  .~> Box hooping
27  DF  .~> Hinge-seat cutting
29  DF  .~> Piano-hammer felting
28  DF  .~> Pencil-wood making
28.1  DF  .~> Pencil sharpening {3}
30  DF  .~> Pin pointing
33  DF  .~> Tray making
34.1  DF  .~> Tree felling {5}
20  DF  .~> Disk cutting and boring
21  DF  .~> Disk cutting {2}
24.02  DF  .~> Core or panel machine
24.03  DF  .~> Box making {1}
24.05  DF  .~> Block surfacing
24.06  DF  .~> Stopper making
24.07  DF  .~> Bobbin making
24.08  DF  .~> Bowling pin making
24.09  DF  .~> Bowling ball making
24.1  DF  .~> Log punching {1}
24.12  DF  .~> Stump removing
24.13  DF  .~> Tree delimbing
24.14  DF  .~> Lumber deknotting
24.15  DF  .~> Ring jointing
24.16  DF  .~> Patch cutting
24.17  DF  .~> Using rattan
24.18  DF  .~> Ladder making
24.19  DF  .~> Rack or grid making
24.2  DD  .~> Staglike handle making
24.21  DF  .~> Oil cake trimming
24.22  DF  .~> Wood shoe or wood shoe last making
24.23  DF  .~> Garment hanger making
24.24  DF  .~> Golf club making
24.25  DF  .~> Lifter

DEFINITION

Classification: 144/2.1

SPECIAL-WORK MACHINE:

(under the class definition) Machine adapted to perform some particular operation or make some particular article and which, unless modified to a considerable degree, would not be useful for a general woodworking operation.

SEE OR SEARCH CLASS

409, Gear Cutting, Milling, or Planing,

1+, for a method or apparatus for cutting a gear, including cutting a gear of wood.