1954631

Information

• Patent Grant
• 1954631

• References
• Source

• Patent Number

  1,954,631

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1934
  91 years ago

• CPC

  • F22B37/00 - Component parts or details of steam boilers
  • Y10S122/16 - Welding

• US Classifications

  • 220 - Receptacles
  • 122 - Liquid heaters and vaporizers