Drilldown: Patents
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Patents > Inventors :
John Kobbe or
Phil Crosby
& Filing date:
1970 - 1979
& Cites :
Patent US 3293473A or
Patent US 3325673A or
Patent US 3339088A or
Patent US 3689752A or
Patent US 4255003A or
None
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Showing below up to 6 results in range #1 to #6.