3712253

Information

• Patent Grant
• 3712253

• References
• Source

• Patent Number

  3,712,253

• Date Filed

  Not available

• Date Issued

  Tuesday, January 23, 1973
  52 years ago

• CPC

  • D05B3/22 - Article-
  • D05B73/12 - Slides Needle plates
  • D05D2303/16 - with shanks

• US Classifications

  • 112 - Sewing