285476

Information

• Patent Grant
• 285476

• References
• Source

• Patent Number

  285,476

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1883
  141 years ago

• CPC

  • F28F5/02 - Rotary drums or rollers
  • Y10S165/161 - with means defining particular flow path

• US Classifications

  • 165 - Heat exchange
  • 492 - Roll or roller
  • 493 - Manufacturing container or tube from paper