304457

Information

• Patent Grant
• 304457

• References
• Source

• Patent Number

  304,457

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1884
  140 years ago

• CPC

  • B31F7/02 - Breaking the coating on paper or cardboard Breaking the coating on paper or cardboard
  • Y10S118/15 - Roller structure

• US Classifications

  • 118 - Coating apparatus