Drilldown: Patents
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Patents > Inventors :
George Frye or
John Kobbe or
Linley Gumm or
Phil Crosby
& Filing date:
1990 - 1999
& Cites :
Patent US 3312850A or
Patent US 3430093A or
Patent US 3719788A or
Patent US 4255003A or
None
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Showing below up to 17 results in range #1 to #17.