947424

Information

• Patent Grant
• 947424

• References
• Source

• Patent Number

  947,424

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1910
  115 years ago

• CPC

  • B29C47/84 - Heating or cooling the screws
  • F28F5/06 - Hollow screw conveyors
  • Y10S165/151 - having hollow blade

• US Classifications

  • 165 - Heat exchange
  • 123 - Internal-combustion engines