2978969

Information

• Patent Grant
• 2978969

• References
• Source

• Patent Number

  2,978,969

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1961
  63 years ago

• CPC

  • B41B21/16 - Optical systems
  • B41B21/34 - with positioning mechanisms
  • B41B27/00 - Control, indicating, or safety devices or systems for composing machines of various kinds or types
  • Y10S313/07 - Bombardment induced conductivity

• US Classifications

  • 396 - Photography
  • 313 - Electric lamp and discharge devices