3471880

Information

• Patent Grant
• 3471880

• References
• Source

• Patent Number

  3,471,880

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1969
  55 years ago

• CPC

  • A43D11/00 - Machines for preliminary treatment or assembling of upper-parts, counters, or insoles on their lasts preparatory to the pulling-over or lasting operations Applying or removing protective coverings
  • A43D8/006 - for forming shoe stiffeners

• US Classifications

  • 012 - Boot and shoe making
  • 470 - Threaded, headed fastener, or washer making: process and apparatus