In all the cases listed above these may appear as very small local changes but are greatly amplified at the 300 m to 1 km (or longer) distances that weapon mount devices are intended to work at. All this adds up to an inherently inaccurate system. ...
Primary Examiner: MARSH, STEVEN M Attorney, Agent or Firm: DeWitt LLP (Minneapolis) Parent Case Data: CROSS REFERENCE TO RELATED APPLICATIONS This application is a continuation of U.S. patent application Ser. No. 12/239,445, filed Sep. 26, 2008 now abandoned, which is a continuation of U...