1957167

Information

• Patent Grant
• 1957167

• References
• Source

• Patent Number

  1,957,167

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1934
  91 years ago

• CPC

  • B41K3/263 - having a stamping surface with changeable characters

• US Classifications

  • 101 - Printing
  • 206 - Special receptacle or package