1710831

Information

• Patent Grant
• 1710831

• References
• Source

• Patent Number

  1,710,831

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1929
  95 years ago

• CPC

  • A43B7/144 - situated under the heel
  • A43B13/41 - combined with heel stiffener, toe stiffener, or shank stiffener
  • A43B17/023 - wedge-like
  • A43B17/06 - with metal springs

• US Classifications

  • 036 - Boots, shoes, and leggings