3738236

Information

• Patent Grant
• 3738236

• References
• Source

• Patent Number

  3,738,236

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1973
  51 years ago

• CPC

  • B41B21/16 - Optical systems
  • B41B17/34 - on a cylinder

• US Classifications

  • 396 - Photography