1660629

Information

• Patent Grant
• 1660629

• References
• Source

• Patent Number

  1,660,629

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1928
  97 years ago

• CPC

  • F22B37/423 - Valves for testing steam generators

• US Classifications

  • 251 - Valves and valve actuation