2020200

Information

• Patent Grant
• 2020200

• References
• Source

• Patent Number

  2,020,200

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1935
  90 years ago

• CPC

  • F04B41/02 - having reservoirs
  • Y10T74/13 - Machine starters
  • Y10T74/18328 - Alternately rotated screw
  • Y10T74/19214 - On single driving member

• US Classifications

  • 074 - Machine element or mechanism
  • 123 - Internal-combustion engines
  • 417 - Pumps