Drilldown: Patents
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Patents > Inventors :
Bruce Hofer or
Dan Knierim or
George Frye or
Richard A. Jackson or
Richard Cabot
& Filing date:
1970 - 1979
& Cites :
... or
Patent GB 460562A or
Patent US 4322688A or
None
Use the filters below to narrow your results.
Showing below up to 7 results in range #1 to #7.