Rosenwasser v. Spieth

Citations

• 129 U.S. 47
• 9 S. Ct. 229
• 32 L. Ed. 628
• 1889 U.S. LEXIS 1660

Syllabus

<p>The improvement in percolator?, for which letters patent were granted April 18, 1882, to Nathan Rosenwasser, was anticipated by a.n apparatus .’ described in Geiger’s Hanclbuch der Pharmacie, published'at Stuttgart in.' 1830.</p>