3667946

Information

• Patent Grant
• 3667946

• References
• Source

• Patent Number

  3,667,946

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • G03F7/2022 - Multi-step exposure
  • G03H1/181 - Pre-exposure processing
  • G03H1/202 - Contact copy when the reconstruction beam for the master H1 also serves as reference beam for the copy H2
  • G03H2001/185 - Applying a curing step
  • G03H2222/15 - Ultra Violet [UV]
  • G03H2250/39 - Protective layer
  • G03H2260/12 - Photopolymer
  • G03H2260/30 - Details of photosensitive recording material not otherwise provided for
  • G03H2270/23 - Ribbon shaped
  • Y10S359/90 - Methods
  • Y10S430/146 - Laser beam

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 359 - Optical: systems and elements