FH

Francis P. Hammond

DL Data Recording Instrument Company Limited: 1 patents #3 of 12Top 25%
Overall (All Time): #3,928,047 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4831315 Transducer positioning apparatus with multiple modes of motion Martyn A. Lewis 1989-05-16