DF

Diane B. Farmer

📍 Ashburnham, MA: #21 of 52 inventorsTop 45%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,335,869 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4733381 Automatic level sensing system M. Zane Farmer 1988-03-22
4572253 Automatic level sensing system M. Zane Farmer 1986-02-25