Ricerca semantica
Jump to navigation
Jump to search
- Year 1922, n° US-1457875, applied in 1923, by Noel H. Coates. Stylographic fountain pen.
- Year 1922, n° US-1469921, applied in 1923, by John Dutchak. Fountain pen.
- Year 1922, n° US-1473701, applied in 1923, by Byron B. Goldsmith. Inkstand for soluble ink.
- Year 1922, n° US-1479996, applied in 1924, by Gustav A. Lundmark. Combined fountain pen and lead pencil.
- Year 1922, n° US-1486812, applied in 1924, by George Sweetser. Stopper for inkbottles.
- Year 1922, n° US-1486973, applied in 1924, by William J. Lilly. Lettering pen.
- Year 1873, n° US-148999, applied in 1874, by Adolphe Teysonnière. Improvements in inkstands.
- Year 1920, n° US-1495890, applied in 1924, by Joseph F. Day. Combined fountain-pen and pencil.
- Year 1923, n° US-1510613, applied in 1924, by Edward M. Slack. Combined pencil and fountain-pen construction.
- Year 1923, n° US-1527971, applied in 1925, by Arthur Forsell, Robert H. Harmon. Pen.
- Year 1924, n° US-1510613, applied in 1925, by John J. Lynagh. Fountain Pen.
- Year 1925, n° US-1554517, applied in 1925, by Daniel A. O'Neill. Combined pen or pencil clip and envelope opener.
- Year 1925, n° US-1607048, applied in 1926, by Edward Bergquist. Pen-filling mechanism.
- Year 1925, n° US-1608707, applied in 1926, by George L. Middleton. Fountain Attachment for Pens.
- Year 1926, n° US-1647882, applied in 1927, by George H. Osterouth Jr. Fountain-pen.
- Year 1926, n° US-1648241, applied in 1927. Fountain pen.
- Year 1925, n° US-1649142, applied in 1927, by Thor Gustaf Thornblad. Mechanical date indicator.
- Year 1925, n° US-1694945, applied in 1928, by Charles R. Keeran. Mechanical pencil.
- Year 1928, n° US-1702954, applied in 1929, by Benjamin J. Title. Pencil attachment.
- Year 1926, n° US-1706751, applied in 1929, by George A. Risk. Fountain pen.
- Year 1927, n° US-1706923, applied in 1929. Feeder bar.
- Year 1927, n° US-1717001, applied in 1929, by Walter F. Benson. Clip and cap structure for fountain pens.
- Year 1929, n° US-1719895, applied in 1929, by Clinton E. Marshall. Clip.
- Year 1927, n° US-1720471, applied in 1929, by Rockel Alexander Fritsch. Attaching clip.
- Year 1928, n° US-1746065, applied in 1930, by Franklin A. Van Sant. Fountain-pen attachment.
- Year 1930, n° US-1783681, applied in 1930, by Owen R. Terry. Fountain-Pen refill indicator.
- Year 1928, n° US-1783734, applied in 1930, by Clinton E. Marshall. Fountain pen attachment.
- Year 1930, n° US-1794939, applied in 1931, by Alvin M. Yocom. Attachment for fountain pens.
- Year 1925, n° US-1809992, applied in 1931, by Oscar J. Sundstrand. Fountain pen.
- Year 1929, n° US-1811992, applied in 1931, by Benjamin R. Bell. Fountain pen.
- Year 1929, n° US-1818216, applied in 1931, by Oscar Federbusch. Fountain pen.
- Year 1929, n° US-1825090, applied in 1931, by Marion O. Reis. Combination pen cap and blotter.
- Year 1948, n° US-1890100, applied in 1954, by Harry Spiro. Fountain pen.
- Year 1929, n° US-1902573, applied in 1933, by Samuel A. Neidich. Method for forming tubes of celluloid and the like.
- Year 1930, n° US-1909795, applied in 1933, by Bjorn Andersen, Carsten Lyng. Coated cellulosic plastic.
- Year 1933, n° US-1931138, applied in 1933, by William A. Staff. Adjustable pencil holder.
- Year 1931, n° US-1940223, applied in 1933, by Lucifer J. Most. Method of producing seamless celluloid articles from bars of celluloid.
- Year 1934, n° US-1977527, applied in 1934, by Herman Pohle. Four color fountain pen.
- Year 1933, n° US-1986372, applied in 1935. Fountain pen.
- Year 1933, n° US-1988878, applied in 1935, by Emanuel J. Sonn. Fountain pen.
- Year 1933, n° US-1999966, applied in 1935, by José Andrés y Hernandez. Pencil clip.
- Year 1933, n° US-2011516, applied in 1935, by Hugo A. Funk. Fountain pen.
- Year 1935, n° US-2033164, applied in 1936, by George S. Walter. Writing pen.
- Year 1933, n° US-2051337, applied in 1936, by Andrew Stuart Horn. Improvements in or relating to Writing Points or Nibs.
- Year 1935, n° US-2075828, applied in 1937, by Archie D. Robinson. Pen.
- Year 1935, n° US-2093701, applied in 1937, by Jaroslav Zahel. Fountain pen.
- Year 1936, n° US-2108552, applied in 1938, by Arthur W. Schoneberger. Fountain pen.
- Year 1936, n° US-2149557, applied in 1939, by John A. Snodgrass. Fountain pen.
- Year 1940, n° US-2213931, applied in 1940, by Raymond S. Huss. Penholder.
- Year 1939, n° US-2219769, applied in 1940, by Robert S. Dorfman. Mechanical pencil.