3664857

Information

• Patent Grant
• 3664857

• References
• Source

• Patent Number

  3,664,857

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1972
  52 years ago

• CPC

  • G03G15/0805 - on a brush

• US Classifications

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