Drilldown: Patents
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Patents > Inventors :
Bruce Hofer or
John Addis or
Phil Crosby
& Filing date:
1980 - 1989
& Cites :
Patent US 2922074A or
Patent US 3214631A or
Patent US 3293473A or
Patent US 3725792A or
None
Use the filters below to narrow your results.
Showing below up to 26 results in range #1 to #26.