2139554

Information

• Patent Grant
• 2139554

• References
• Source

• Patent Number

  2,139,554

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1938
  86 years ago

• CPC

  • B67B7/42 - Devices for removing barrel bungs
  • Y10T408/665 - Universal or flexible drive connection to rotate Tool

• US Classifications

  • 219 - Electric heating
  • 408 - Cutting by use of rotating axially moving tool