1477840

Information

• Patent Grant
• 1477840

• References
• Source

• Patent Number

  1,477,840

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1923
  101 years ago

• CPC

  • B29B7/724 - for continuous roller mixers
  • B29B7/722 - Safety devices

• US Classifications

  • 366 - Agitating
  • 188 - Brakes
  • 192 - Clutches and power-stop control
  • 318 - Electricity: motive power systems