3530521

Information

• Patent Grant
• 3530521

• References
• Source

• Patent Number

  3,530,521

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1970
  54 years ago

• CPC

  • A43D27/00 - Machines for trimming as an intermediate operation
  • A43D8/40 - by folding, turning in or over, hammering
  • A43D29/00 - Machines for making soles from strips of material

• US Classifications

  • 012 - Boot and shoe making