1327091

Information

• Patent Grant
• 1327091

• References
• Source

• Patent Number

  1,327,091

• Date Filed

  Not available

• Date Issued

  Tuesday, January 6, 1920
  104 years ago

• CPC

  • A43D31/02 - Machines for making shank stiffeners
  • A43B23/22 - Supports for the shank or arch of the uppers
  • B29C70/088 - and with one or more layers of non-plastics material or non-specified material
  • B29C70/504 - using rollers or pressure bands
  • B29K2061/04 - Phenoplasts

• US Classifications

  • 036 - Boots, shoes, and leggings
  • 012 - Boot and shoe making
  • 264 - Plastic and nonmetallic article shaping or treating: processes