2181787

Information

• Patent Grant
• 2181787

• References
• Source

• Patent Number

  2,181,787

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1939
  85 years ago

• CPC

  • A43B13/141 - with a part of the sole being flexible
  • A43B13/38 - Built-in insoles joined to uppers during the manufacturing process
  • A43D8/56 - of sole blanks by slitting

• US Classifications

  • 012 - Boot and shoe making
  • 036 - Boots, shoes, and leggings