1516976

Information

• Patent Grant
• 1516976

• References
• Source

• Patent Number

  1,516,976

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1924
  100 years ago

• CPC

  • E21D11/07 - using brick- laying machines
  • E21D11/40 - Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries

• US Classifications

  • 212 - Traversing hoists
  • 294 - Handling: hand and hoist-line implements