2540679

Information

• Patent Grant
• 2540679

• References
• Source

• Patent Number

  2,540,679

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1951
  74 years ago

• CPC

  • E02B17/0863 - with rack and pawl mechanism

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 052 - Static structures
  • 405 - Hydraulic and earth engineering