1640611

Information

• Patent Grant
• 1640611

• References
• Source

• Patent Number

  1,640,611

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1927
  97 years ago

• CPC

  • F22B37/475 - Safety devices with fusible plugs

• US Classifications

  • 122 - Liquid heaters and vaporizers