2658733

Information

• Patent Grant
• 2658733

• References
• Source

• Patent Number

  2,658,733

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1953
  71 years ago

• CPC

  • F02M7/08 - using pumps
  • F02M7/093 - changing output according to intake vacuum

• US Classifications

  • 261 - Gas and liquid contact apparatus