2155168

Information

• Patent Grant
• 2155168

• References
• Source

• Patent Number

  2,155,168

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1939
  86 years ago

• CPC

  • B21F45/00 - Wire-working in the manufacture of other particular articles
  • Y10T29/26 - Paper-fastener making

• US Classifications

  • 163 - Needle and pin making
  • 029 - Metal working
  • 040 - Card, picture, or sign exhibiting