US PATENT SUBCLASS 29 / 76.1
FILING
Current as of: June, 1999
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| 29 / | HD | METAL WORKING |
|
| 76.1 |  | FILING {4} |
| 76.2 | DF | .~> Of key article |
| 76.3 | DF | .~> Continuous band type |
| 76.4 | DF | .~> Reciprocating type |
| 77 | DF | .~> File-blank stripper |
DEFINITION
Classification: 29/76.1
FILING:
(under the class definition) Process or apparatus for cutting metal by a hard instrument having a series of parallel, sharply ridged surfaces.
SEE OR SEARCH CLASS
69, Leather Manufactures,
1, for a machine for roughing leather by a filing action and subclass 20 for an implement employed for the same purpose.
76, Metal Tools and Implements, Making,
25.1, for a machine for filing saws to sharpen them and subclasses 82+ for a machine for filing other tools to sharpen them.
132, Toilet, 76.4+, for a manicuring tool which has a file or other abrading or polishing surface.
144, Woodworking,
28.1+, for a pencil sharpening machine (i.e., one including movably related cutter and work holder or work guide parts) in which the cutter is a file.
157, Wheelwright Machines,
13, for a process or apparatus for treating the outer periphery of a rubber tire casing by a slitting or machining operation which art, in the absence of this subclass, would ordinarily be classified in accord with the particular operation. See Class 451, Abrading, for roughening a rubber tire casing by an operation of that class.
168, Farriery,
48.1, for a tool including a file for cleaning and trimming the hoof in fitting it for the shoe.
433, Dentistry,
144, for a file particularly adapted for cutting tooth structure or bone and gum tissue adjacent to or in the mouth.
451, Abrading, for abrading to shape a workpiece.