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PatentBrief
US 2824789

Prior Art

How the Breathalyzer Measures Alcohol in Your Breath

Patents that US 2824789 cites as prior art — the earlier inventions that this patent builds upon or distinguishes itself from.

CITED PATENTS

16

IN PATENTLENS

0

Citation data

This patent cites 16 prior patents. Citation detail pages are being built out in Phase 2.

Prior art citations are sourced from the USPTO patent database. Only patents indexed in PatentBrief are shown as links — others are recorded by number only.