3838558

Information

• Patent Grant
• 3838558

• References
• Source

• Patent Number

  3,838,558

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1974
  50 years ago

• CPC

  • A01D43/0775 - for airborne lawn-mowers
  • A01D34/695 - supported by an air cushion
  • A01D34/63 - having cutters rotating about a vertical axis
  • A01D2101/00 - Lawn-mowers
  • Y10S56/03 - Ground effect

• US Classifications

  • 056 - Harvesters
  • D15 - Machines not elsewhere specified