3703328

Information

• Patent Grant
• 3703328

• References
• Source

• Patent Number

  3,703,328

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1972
  52 years ago

• CPC

  • G03C1/725 - containing inorganic compounds
  • G02F1/0541 - using photo-refractive effects
  • G03H1/0248 - Volume holograms
  • G03H1/265 - Angle multiplexing; Multichannel holograms
  • H01G7/025 - having an inorganic dielectric
  • G03H1/28 - superimposed holograms only
  • G03H2240/24 - Index variations only
  • G03H2260/54 - Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then a modification of refractive index

• US Classifications

  • 359 - Optical: systems and elements
  • 365 - Static information storage and retrieval