2330756

Information

• Patent Grant
• 2330756

• References
• Source

• Patent Number

  2,330,756

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1943
  81 years ago

• CPC

  • B31B1/70 - by corner stapling
  • B31B2201/6069 - by corner stapling
  • Y10T29/49833 - Punching, piercing or reaming part by surface of second part
  • Y10T29/49922 - by bending over projecting prongs
  • Y10T29/49936 - Surface interlocking
  • Y10T29/53787 - Binding or covering

• US Classifications

  • 029 - Metal working