3631774

Information

• Patent Grant
• 3631774

• References
• Source

• Patent Number

  3,631,774

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  53 years ago

• CPC

  • B41B17/34 - on a cylinder
  • B41B17/10 - with a continuously-movable carrier
  • B41B21/16 - Optical systems

• US Classifications

  • 396 - Photography
  • 385 - Optical waveguides