2440508

Information

• Patent Grant
• 2440508

• References
• Source

• Patent Number

  2,440,508

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1948
  76 years ago

• CPC

  • A43B7/142 - situated under the medial arch
  • A43B7/22 - Footwear with fixed flat-foot insertions, metatarsal supports, ankle flaps, or the like
  • A43D39/00 - Machines for making foot-supporting pads or instep-raisers for flat feet

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 012 - Boot and shoe making
  • 425 - Plastic article or earthenware shaping or treating: apparatus