3811773

Information

• Patent Grant
• 3811773

• References
• Source

• Patent Number

  3,811,773

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1974
  50 years ago

• CPC

  • G03D13/002 - Heat development apparatus
  • B41C1/148 - by a traditional thermographic exposure using the heat- or light- absorbing properties of the pattern on the original
  • B41M5/368 - involving the creation of a soluble/insoluble or hydrophilic/hydrophobic permeability pattern; Peel development
  • G03B27/22 - by stretching over a curved surface
  • G03B27/306 - Heat development

• US Classifications

  • 355 - Photocopying
  • 250 - Radiant energy
  • 430 - Radiation imagery chemistry: process, composition, or product thereof