3646497

Information

• Patent Grant
• 3646497

• References
• Source

• Patent Number

  3,646,497

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  52 years ago

• CPC

  • A43B13/34 - Soles also attached to the inner side of the heels
  • A43B21/39 - by rib groove
  • A43C11/002 - Fastenings using stretchable material attached to cuts in the uppers

• US Classifications

  • 036 - Boots, shoes, and leggings