2174711

Information

• Patent Grant
• 2174711

• References
• Source

• Patent Number

  2,174,711

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1939
  85 years ago

• CPC

  • A47C23/20 - of resilient sheet form

• US Classifications

  • 267 - Spring devices
  • 005 - Beds