3752572

Information

• Patent Grant
• 3752572

• References
• Source

• Patent Number

  3,752,572

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1973
  51 years ago

• CPC

  • G03G5/147 - Cover layers
  • G03G5/024 - Photoelectret layers
  • G03G15/056 - using internal polarisation

• US Classifications

  • 399 - Electrophotography