1221890

Information

• Patent Grant
• 1221890

• References
• Source

• Patent Number

  1,221,890

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1917
  107 years ago

• CPC

  • A47C31/026 - passing through the upholstery
  • Y10S5/949 - Comprising animal derived product

• US Classifications

  • 005 - Beds
  • 019 - Textiles: fiber preparation