2253881

Information

• Patent Grant
• 2253881

• References
• Source

• Patent Number

  2,253,881

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1941
  83 years ago

• CPC

  • F16K3/3165 - with rollers or balls

• US Classifications

  • 251 - Valves and valve actuation