1340769

Information

• Patent Grant
• 1340769

• References
• Source

• Patent Number

  1,340,769

• Date Filed

  Not available

• Date Issued

  Tuesday, May 18, 1920
  104 years ago

• CPC

  • B67D1/1461 - the valve shutter being integral with a compensator

• US Classifications

  • 251 - Valves and valve actuation
  • 138 - Pipes and tubular conduits