3715768

Information

• Patent Grant
• 3715768

• References
• Source

• Patent Number

  3,715,768

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1973
  52 years ago

• CPC

  • A43D8/006 - for forming shoe stiffeners
  • A43D8/04 - Stamping-out

• US Classifications

  • 012 - Boot and shoe making