3929309

Information

• Patent Grant
• 3929309

• References
• Source

• Patent Number

  3,929,309

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  49 years ago

• CPC

  • A47C1/10 - with head-rests with paper holders
  • A47C1/06 - adjustable

• US Classifications

  • 248 - Supports
  • 005 - Beds
  • 351 - Optics: eye examining, vision testing and correcting