1820539

Information

• Patent Grant
• 1820539

• References
• Source

• Patent Number

  1,820,539

• Date Filed

  Not available

• Date Issued

  Tuesday, August 25, 1931
  93 years ago

• CPC

  • A43B21/40 - by dovetail

• US Classifications

  • 036 - Boots, shoes, and leggings