3672770

Information

• Patent Grant
• 3672770

• References
• Source

• Patent Number

  3,672,770

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1972
  52 years ago

• CPC

  • G03B27/14 - Details
  • Y10T83/4448 - Controlled by mechanical means

• US Classifications

  • 355 - Photocopying
  • 083 - Cutting
  • 399 - Electrophotography