2815297

Information

• Patent Grant
• 2815297

• References
• Source

• Patent Number

  2,815,297

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1957
  66 years ago

• CPC

  • B31F7/02 - Breaking the coating on paper or cardboard Breaking the coating on paper or cardboard
  • Y10T428/2457 - Parallel ribs and/or grooves
  • Y10T428/24587 - Oblique to longitudinal axis of web or sheet

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 118 - Coating apparatus