DV

Dana L. Vickery

SR Simplex Time Recorder: 3 patents #9 of 46Top 20%
Overall (All Time): #1,669,466 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D299316 Clock — 1989-01-10
D265802 Annunciator — 1982-08-17
D257234 Digital clock — 1980-10-07