3823312

Information

• Patent Grant
• 3823312

• References
• Source

• Patent Number

  3,823,312

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1974
  50 years ago

• CPC

  • B42D17/005 - Hand-held holders for facilitating the reading of newspapers or the like
  • F21S9/02 - the power supply being a battery or accumulator
  • F21V23/04 - the elements being switches
  • F21V33/0048 - Office articles
  • A47B2220/0094 - Bed, service tables or book-rests with electric items
  • F21W2131/3005 - for books
  • Y10S362/802 - Position or condition responsive switch

• US Classifications

  • 362 - Illumination