1864453

Information

• Patent Grant
• 1864453

• References
• Source

• Patent Number

  1,864,453

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1932
  92 years ago

• CPC

  • D05B21/007 - to obtain circular or elliptical seams

• US Classifications

  • 112 - Sewing