William H. Ukers (author)
- Rudolphus L. Webb was issued a united states patent on improved box coffee grinder 1878 ⟨for home use⟩
In 1878, a United States patent was issued to Rudolphus L. Webb, assignor to Landers, Frary & Clark, New Britain, Conn., on an improved box coffee grinder for home use
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly supported by the passage. The exact sentence states 'In 1878, a United States patent was issued to Rudolphus L. Webb, assignor to Landers, Frary & Clark, New Britain, Conn., on an improved box coffee grinder for home use,' which fully matches all elements of the claim.
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The viewpoint is correctly attributed to the author (the passage itself presents this information as fact). The stance is appropriately 'asserts' (no dispute or questioning is indicated). The sentiment is neutral, matching the factual tone of the passage. The time qualifier correctly identifies 1878 as the year. The context accurately reflects 'for home use' as stated in the passage. The quote is verbatim and directly supports the claim.