2815183

Information

• Patent Grant
• 2815183

• References
• Source

• Patent Number

  2,815,183

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1957
  66 years ago

• CPC

  • B65G51/46 - according to separate signal systems

• US Classifications

  • 406 - Conveyors: fluid current