1892901

Information

• Patent Grant
• 1892901

• References
• Source

• Patent Number

  1,892,901

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1933
  92 years ago

• CPC

  • G03C7/06 - Manufacture of colour screens

• US Classifications

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