2020492

Information

• Patent Grant
• 2020492

• References
• Source

• Patent Number

  2,020,492

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1935
  89 years ago

• CPC

  • B67D1/1252 - Gas pressure control means
  • Y10T137/6606 - With electric heating element
  • Y10T137/7829 - Yoke has valve closing bias

• US Classifications

  • 137 - Fluid handling
  • 062 - Refrigeration