WK

Walter Kroll

📍 Parsberg, DE: #1 of 1 inventorsTop 100%
Overall (1982): #6,616 of 81,411Top 9%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4351316 Combustion apparatus for burning waste oils 1982-09-28
4308854 Oil stove for burning waste oil and normal heating oil 1982-01-05