Drilldown: Patents
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Patents > Inventors :
John Kobbe or
Phil Crosby or
Richard A. Jackson
& Filing date:
1980 - 1989
& Cites :
Patent US 3214631A or
Patent US 3312850A or
Patent US 3510690A or
Patent US 4146844A or
None
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Showing below up to 25 results in range #1 to #25.