Combination tractively and thrust propelled vehicle for off-highway and on-highway use and tractive running gear therefor

• US 3,372,766 A
• Filed: 05/23/1966
• Issued: 03/12/1968
• Est. Priority Date: 04/01/1964
• Status: Expired due to Term

• Current Assignee: Henry R. Lifferth
• Original Assignee: Henry R. Lifferth
• Inventors: Lifferth, Henry R.
• Application Number:
  US04/551,970
• Time in Patent Office: 659 Days
• US Class Current: 180/7.1
• CPC Class Codes: B62D 57/022 consisting of members having both rotational and walking movements
• CPC Class Codes: Y10S 280/09 Occupant-steered trailers

Claims