1971280

Information

• Patent Grant
• 1971280

• References
• Source

• Patent Number

  1,971,280

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1934
  90 years ago

• CPC

  • B23B5/06 - for turning valves or valve bodies
  • Y10T82/2522 - Portable

• US Classifications

  • 082 - Turning