920514

Information

• Patent Grant
• 920514

• References
• Source

• Patent Number

  920,514

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1909
  115 years ago

• CPC

  • A47C31/02 - Upholstery attaching means
  • Y10S24/902 - Tufting button fastener
  • Y10T24/497 - including plural impaling elements

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • 454 - Ventilation