3638809

Information

• Patent Grant
• 3638809

• References
• Source

• Patent Number

  3,638,809

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  53 years ago

• CPC

  • B65G67/26 - using rakes or scrapers

• US Classifications

  • 414 - Material or article handling
  • 198 - Conveyors: power-driven