2068491

Information

• Patent Grant
• 2068491

• References
• Source

• Patent Number

  2,068,491

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1937
  88 years ago

• CPC

  • B66F3/08 - screw operated
  • E21D15/60 - Devices for withdrawing props or chocks

• US Classifications

  • 248 - Supports