William H. Ukers (author)
- Hungerford first appears in united states patent records patent records 1880-81 ⟨in connection with patents on coffee machines⟩
The name Hungerford first appears in the United States patent records in 1880-81
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly supported by the passage's opening sentence: 'The name Hungerford first appears in the United States patent records in 1880-81, in connection with patents granted to G.W. and G.S. Hungerford on machines for cleaning, scouring, and polishing coffee.' The subject, predicate, object, and time period are all explicitly stated.
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The viewpoint is correctly attributed to the author (the passage narrator), the stance is appropriately 'asserts', sentiment is neutral, the time period 1880-81 matches exactly, the context accurately captures 'in connection with patents on coffee machines' (specifically cleaning, scouring, polishing, and roasting), and the quote appears verbatim in the opening sentence of the passage.