3603404

Information

• Patent Grant
• 3603404

• References
• Source

• Patent Number

  3,603,404

• Date Filed

  Not available

• Date Issued

  Tuesday, September 7, 1971
  53 years ago

• CPC

  • A01D33/14 - Lifting or lowering mechanisms for the tools

• US Classifications

  • 171 - Unearthing plants or buried objects
  • 056 - Harvesters