2643188

Information

• Patent Grant
• 2643188

• References
• Source

• Patent Number

  2,643,188

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • G03F5/12 - using other screens

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 118 - Coating apparatus