RG

Robert Grandmont

📍 Sherbrooke, CA: #357 of 670 inventorsTop 55%
Overall (All Time): #4,048,654 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4373473 Heat recuperating water heating system — 1983-02-15