Drilldown: Patents
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Patents > Inventors :
Dan Knierim or
Gene Andrews or
Phil Crosby
& Filing date:
1960 - 1969
& Cites :
Patent GB 460562A or
Patent US 2922074A or
Patent US 3011129A or
Patent US 3293474A or
None
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Showing below up to 7 results in range #1 to #7.