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MEANS FOR DIRECTING A VEHICLE,NORMALLY UNDER THE CONTROL OF A GUIDANCE SYSTEM,TO FOLLOW A PROGRAMMED PATH INDEPENDENT OF THE GUIDANCE SYSTEM

  • US 3,507,349 A
  • Filed: 01/16/1968
  • Issued: 04/21/1970
  • Est. Priority Date: 01/16/1968
  • Status: Expired due to Term
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