1870743

Information

• Patent Grant
• 1870743

• References
• Source

• Patent Number

  1,870,743

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1932
  92 years ago

• CPC

  • B65G49/0445 - the circuit being movable vertically as a whole

• US Classifications

  • 204 - Chemistry: electrical and wave energy
  • 134 - Cleaning and liquid contact with solids
  • 212 - Traversing hoists