3631752

Information

• Patent Grant
• 3631752

• References
• Source

• Patent Number

  3,631,752

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  53 years ago

• CPC

  • E02F5/101 - forming during digging
  • A01G25/06 - Watering arrangements making use of perforated pipe-lines located in the soil
  • Y10S83/95 - Strandlike
  • Y10T83/323 - With means to stretch work temporarily
  • Y10T83/4728 - Tool flies by engagement with the work
  • Y10T83/4734 - Flying support or guide for work
  • Y10T83/4812 - Compound movement of tool during tool cycle
  • Y10T83/8771 - Motion direction of tool influenced by resistance of work
  • Y10T83/9314 - Pointed perforators

• US Classifications

  • 083 - Cutting