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Edwin Frederick — 1 Patent

AEAmerican Science And Engineering: 1 patents #45 of 77Top 60%
Concord, MA: #504 of 720 inventorsTop 70%
Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,126,809 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4242583 X-ray imaging variable resolution Martin Annis 1980-12-30

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