Drilldown: Patents
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Patents > Inventors :
John Kobbe or
Linley Gumm or
Phil Crosby
& Cites :
Patent GB 460562A or
Patent US 3215948A or
Patent US 3426236A or
Patent US 3558930A or
Patent US 4150420A or
Other or
None
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Showing below up to 64 results in range #1 to #64.