Drilldown: Patents
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Patents > Inventors :
Bruce Hofer or
Dan Knierim or
George Frye or
Richard A. Jackson or
Richard Cabot
& Grant date:
1990 - 1999
& Cites :
... or
Patent US 2280531A or
Patent US 4048577A or
Patent US 4255003A or
Other or
None
Use the filters below to narrow your results.
Showing below up to 20 results in range #1 to #20.