1643479

Information

• Patent Grant
• 1643479

• References
• Source

• Patent Number

  1,643,479

• Date Filed

  Not available

• Date Issued

  Tuesday, September 27, 1927
  97 years ago

• CPC

  • F02M7/16 - operated automatically
  • F02M19/122 - Damping elements

• US Classifications

  • 261 - Gas and liquid contact apparatus