1980106

Information

• Patent Grant
• 1980106

• References
• Source

• Patent Number

  1,980,106

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1934
  90 years ago

• CPC

  • B21G1/12 - Securing, cleaning-off burrs, reconditioning polishing, grinding

• US Classifications

  • 163 - Needle and pin making
  • 269 - Work holders