3805307

Information

• Patent Grant
• 3805307

• References
• Source

• Patent Number

  3,805,307

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • A47C17/58 - with extensible mattress support
  • A47C17/40 - having balancing members

• US Classifications

  • 005 - Beds