3815497

Information

• Patent Grant
• 3815497

• References
• Source

• Patent Number

  3,815,497

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1974
  50 years ago

• CPC

  • B41K3/14 - for relief stamping

• US Classifications

  • 101 - Printing
  • 072 - Metal deforming
  • 902 - Electronic funds transfer