PORTER

Industrial Blowers and Replacement Parts Therefor

Electrical Switchboards, Electrical Panels Boards, Switches, Pole Top Switches; Interrupter Switches; Control Switches; Plugs and Receptacles; Bus Connectors; Cable Connectors and High Voltage Switching and Protective Equipment Consisting of Indoor and Outdoor Apparatus for High Tension Electrical Installations; Outdoor and Indoor Sub-Stations and Parts Thereof; Air Break Switches and Operating Mechanisms Therefor Including Spring Mechanisms for Air Brake Switches; Electric Motor Mechanisms for Air Break Switches and Auxiliary Switches for Air Break Switch Shafts; Wiring Supports and Entrance Tubes, Potheads, Vacuum Circuit Breakers; Switchgear Assemblies Including Metal Enclosed Bus and Parts Thereof; Bus Bar Expansion Joints; Dead End Spring Attachments for Electrical Conductors, Fans, Blowers and Transformers

Industrial Fans and Replacement Parts Therefor

Brake Linings, Blocks, Discs, Pads and Brake Lining Segments, and Clutch Linings and Facings for Automotive Vehicles

Flexible Ducting for Fume Removal, Dust Collection, Ventilation and Air Conditioning and Hose Including Automotive Hose for Air Brakes, Fuel, Emission and Heaters, Jet Starter Hose and Miscellaneous Silicone and Rubber Aircraft Hoses, Air and Water Hoses of General Utility, and Friction Products and Materials-Namely, Clutch Facings and Friction Linings and Facings for General Utility and Purpose