(under the class definition) Apparatus having a pressure surface.
SEE OR SEARCH THIS CLASS, SUBCLASS:
116, for presses with drain means for the expressed liquids in which the drain is through or along a movable pressure surface of the piston or platen type.
SEE OR SEARCH CLASS
12, Boot and Shoe Making,
38, for dies and formers for shoe sole laying and leveling machines, and, subclasses 133+, for shoe making lasts.
38, Textiles: Ironing or Smoothing, 74+, for flat irons, and, subclasses 103+, for ironing boards.
65, Glass Manufacturing,
256+, for glass sheet rolling means coacting with a planar platen, and, subclasses 305+, for a glass press molding machine.
68, Textiles: Fluid Treating Apparatus,
129+, for structure of nonrotary squeezers, per se, that is the squeezing elements which cooperate with the bed.
72, Metal Deforming,
462+, for a metal shaping tool or die, per se, usable with the apparatus provided for in Class 72.
83, Cutting, appropriate subclasses, including in particular subclasses which refer to work clamping means, and,
531+, (clicker die press).
92, Expansible Chamber Devices, appropriate subclasses for a cylinder and piston type expansible chamber device, and, particularly
172+, for piston structure. 101, Printing,
368+, for printing members.
108, Horizontally Supported Planar Surfaces, appropriate subclasses for a horizontal planar surface.
241, Solid Material Comminution or Disintegration, particularly,
169.2, and 195, for comminutors having a pressure surface.
269, Work Holders,
257+, for patents specific to the jaw features of a work holder.
425, Plastic Article or Earthenware Shaping or Treating: Apparatus,
394+, for a preform reshaping, resizing or vulcanizing means comprising coacting pressure surfaces, subclasses 406+, for opposed press members comprising a forming apparatus, and, subclasses 470+, for a shaping surface, per se; see the search notes thereunder.
