2790440

Information

• Patent Grant
• 2790440

• References
• Source

• Patent Number

  2,790,440

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1957
  67 years ago

• CPC

  • A61G7/0573 - with mattress frames having alternately movable parts
  • Y10S5/934 - with movable transverse slats

• US Classifications

  • 601 - Surgery: kinesitherapy
  • 005 - Beds