2822736

Information

• Patent Grant
• 2822736

• References
• Source

• Patent Number

  2,822,736

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  66 years ago

• CPC

  • B41B23/00 - Auxiliary devices for modifying, mixing or correcting text or lay-out in connection with photographic or photoelectronic composing
  • G03B27/20 - by using a vacuum or fluid pressure
  • Y10S33/01 - Magnetic

• US Classifications

  • 355 - Photocopying
  • 033 - Geometrical instruments