Drilldown: Patents
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Patents > Inventors :
Bruce Hofer or
George Frye or
Phil Crosby
& Filing date:
1960 - 1969
& Cites :
Patent US 2883619A or
Patent US 3215948A or
Patent US 4048577A or
Patent US 4255003A or
None
Use the filters below to narrow your results.
Showing below up to 12 results in range #1 to #12.