Runner attached teeth and scraper leveler

• US 3,122,209 A
• Filed: 08/01/1962
• Issued: 02/25/1964
• Est. Priority Date: 08/01/1962
• Status: Expired due to Term

• Current Assignee: Robert L. Crites
• Original Assignee: Robert L. Crites
• Inventors: Crites, Robert L.
• Application Number:
  US04/213,923
• Time in Patent Office: 573 Days
• US Class Current: 172/188
• CPC Class Codes: E02F 3/7604 Combinations of scraper blades with soil loosening tools working independently of scraper blades soil loosening attachments fixed on blades E02F3/8152, E02F3/8155
• CPC Class Codes: E02F 3/7622 Scraper equipment with the scraper blade mounted on a frame to be hitched to the tractor by bars, arms, chains or the like, the frame having no ground supporting means of its own, e.g. drag scrapers

Claims