Drilldown: Patents
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Patents > Inventors :
Bruce Hofer or
Bruce J. Penney or
George Frye
& Filing date:
July 12, 1968
& Cites :
Patent US 2883619A or
Patent US 2922074A or
Patent US 3293474A or
Patent US 3331983A or
Patent US 3531675A or
Patent US 3689752A or
None
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Showing below up to 1 result in range #1 to #1.