Drilldown: Patents
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Patents > Inventors :
Bruce Hofer or
Bruce J. Penney or
Dan Knierim or
George Frye or
Richard A. Jackson
& Company :
Audio Precision or
Picosecond Pulse Labs or
Tektronix Inc or
XFRM Inc
& Filing date:
1970 - 1979
& Cites :
Patent US 2922074A or
Patent US 3214631A or
Patent US 3331983A or
Patent US 3531675A or
Patent US 3740539A or
Patent US 4150420A or
None
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Showing below up to 7 results in range #1 to #7.