1858954

Information

• Patent Grant
• 1858954

• References
• Source

• Patent Number

  1,858,954

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1932
  92 years ago

• CPC

  • E21D15/60 - Devices for withdrawing props or chocks

• US Classifications

  • 248 - Supports