Drilldown: Patents
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Patents > Inventors :
John Kobbe or
Linley Gumm or
Phil Crosby or
Richard A. Jackson
& Grant date:
1990 - 1999
& Cites :
Patent US 2922074A or
Patent US 3293473A or
Patent US 3312850A or
Patent US 3796910A or
None
Use the filters below to narrow your results.
Showing below up to 20 results in range #1 to #20.