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Patent US 3732475A: Difference between revisions
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|Title=Motor control circuit | |Title=Motor control circuit | ||
|Company=Tektronix Inc | |Company=Tektronix Inc | ||
|Inventors= | |Inventors=Hans Geerling | ||
|Filing date=1971-06-28 | |Filing date=1971-06-28 | ||
|Grant date=1973-05-08 | |Grant date=1973-05-08 | ||
}} | }} | ||