2028923

Information

• Patent Grant
• 2028923

• References
• Source

• Patent Number

  2,028,923

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1936
  89 years ago

• CPC

  • F16K21/14 - with special means for preventing the self-closing

• US Classifications

  • 251 - Valves and valve actuation