ES

Evelyn M. Swenson

TO The Post Office: 1 patents #28 of 117Top 25%
Overall (All Time): #4,066,369 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4319090 Method of determining existing service capabilities of telephone exchange equipment Gerald J. Garwood 1982-03-09