1391912

Information

• Patent Grant
• 1391912

• References
• Source

• Patent Number

  1,391,912

• Date Filed

  Not available

• Date Issued

  Tuesday, September 27, 1921
  103 years ago

• CPC

  • B23D31/02 - for performing different cutting operations on travelling stock

• US Classifications

  • 072 - Metal deforming