2107253

Information

• Patent Grant
• 2107253

• References
• Source

• Patent Number

  2,107,253

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1938
  86 years ago

• CPC

  • B21G1/006 - Special treatments of pins or needles
  • C21D9/26 - for needles for teeth for card-clothing

• US Classifications

  • 266 - Metallurgical apparatus
  • 163 - Needle and pin making