2142080

Information

• Patent Grant
• 2142080

• References
• Source

• Patent Number

  2,142,080

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1939
  86 years ago

• CPC

  • F04D25/086 - hand operated

• US Classifications

  • 416 - Fluid reaction surfaces
  • D23 - Environmental heating and cooling