2132455

Information

• Patent Grant
• 2132455

• References
• Source

• Patent Number

  2,132,455

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1938
  87 years ago

• CPC

  • B61B10/046 - Impellers

• US Classifications

  • 198 - Conveyors: power-driven
  • 104 - Railways