6
Pumping Station Hardware and Parts Therefor-Namely, Manholes, Manhole Covers, Trash Baskets, Safety Steps, Ladders Landings, Hooks, Plugs, Pegs, Clamps, Spacers, Catch Basins, Grates, Sidewalks, Dividers, Curb Stakes, Curb Dowels, Platforms for Supporting Workman Railings and Supports, All Made of Metal
7
Machine-Namely, Glass Crushers, Glass Grabs, Hydraulic Lifts, Transfer Tables, Glass Cutting Heads, Palletizers, Depallitizers, Heat Sealing Machines, Packaging Machines, Machines for Accumulating Materials, Glass and Metal Cutting Machines, Convey Belts and Chain Drive Conveyors, Machines for Making Conveyor Belts, Uncoiling Machines, Power Operated Peeling Machines, Metal Stacking and Unstacking Machines, Dies, Welding Workholders, Machines for Manufacturing Screen and Paper Filters, Aircraft Workholders Affixed to the Assembly Machinery for Assembling Aircraft Fuselages and Wings, Metal Sheet Flateners, Metal Sheet Straighteners, Corrugating Machines, Index Feed Machines, Index Feed Tables, Metal Coating Machines, Metal Finishing Machines, Hole Punching Machines, Drilling Machines, Gear Boxes, Bearings, Couplings, Milling Machines, Turning Machines, Power Saws, Fans for Machines and Machinery, Sewage Pumping Stations Comprising Platforms, Ladders and Waste Collectors, Workholders and Metal Frames
9
Machines for Testing the Proportions of Materials and Machines for Gauging the Specifications of Materials, Contour Testing Units, and Pressure Test Tanks
11
[Ovens for Curing Metal Cans, Filtering Screens for Straining Solids from Liquids, and Water Mains]
37
Repairing, Machining, Manufacturing and Maintaining the Machine Tools, for Others, which "Work" Plates or Sheets of Metal
42
Designing Machine Tools and Material Handling Machines, for Others, which "Works" Plates or Sheets of Metal