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Article: U.S. Patents Awarded to Inventors in South Dakota (Dec. 3)
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- Targeted News Service
- Article date:
- December 3, 2008
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Targeted News Service
ALEXANDRIA, Va., Dec. 3 -- The following federal patents were awarded to inventors in South Dakota.
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South Dakota Inventors Develop Liquid Fertilizer Applicator System
ALEXANDRIA, Va., Dec. 3 -- Andrew S. Wollmann of Faulkton, S.D., has developed a no-till drill liquid fertilizer applicator system.
According to the abstract released by the U.S. Patent & Trademark Office: "A no-till drill liquid fertilizer applicator system for effectively protecting a fertilizer dispensing tube on a no-till drill while dispensing liquid fertilizer with small grain seed. The no-till drill liquid fertilizer applicator system includes a receiver tube, a guide tube attached to the ...