Items

• David N. Crosthwait, Jr.

  Refrig-erating Method and Apparatus
• David N. Crosthwait, Jr.

  Freezing Temperature Indicator
• David N. Crosthwait, Jr.

  Automatic Discharge Valve
• David N. Crosthwait, Jr.

  Steam Trap
• David N. Crosthwait, Jr.

  Differential Vacuum Pump
• David N. Crosthwait, Jr.

  Vacum Heating System
• David N. Crosthwait, Jr.

  Method and Apparatus for Setting Thermostats
• David N. Crosthwait, Jr.

  Method and Apparatus for Setting Thermostats
• David N. Crosthwait, Jr.

  Apparatus on Returning Water to Boilers
• David N. Crosthwait, Jr.

  Thermo-static Steam Trap
• Boston Clay

  Button Making Machine
• Obadian B. Clare

  Trestle
• Isiah M. Warner

  Method and apparatus for the stabilization of direct current arc lamps
• Isiah M. Warner

  Degassing process and apparatus for removal of oxygen
• Cyril Turner

  Sloped Gutter Assembly
• Elbert Stallworth

  Alarm Clock Electric System
• Elbert Stallworth

  Electric Chamber
• Elbert Stallworth

  Electric Heater
• Charles V. Richey

  Rail-road Switch
• Charles V. Richey

  Car Coupling
• Anderson Redding

  Headlight
• Anderson Redding

  Implement for Chopping or Thining Cotton
• Charles Magee

  Hand table and carrying rack
• Robert Lee

  Safety Attachment for Automotive Vehicles
• Lonnie G. Johnson

  Johnson Reversible Engine