2817979

Information

• Patent Grant
• 2817979

• References
• Source

• Patent Number

  2,817,979

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1957
  68 years ago

• CPC

  • E02B7/36 - Elevating mechanisms for vertical-lift gates
  • Y10T74/1868 - Deflection related

• US Classifications

  • 074 - Machine element or mechanism
  • 254 - Implements or apparatus for applying pushing or pulling force