| 1963 CONKLIN THEODORE Counting System Patent |
| 1934 CONKLIN JOHN Toy Telephone Patent Print Art |
| 1940 CONKLIN Support Bracket for Shower Patent 13247 |
| 1931 BEINENSTEIN Fountain Pen CONKLIN Patent 42095 |
| 1970 CONKLIN ROBERT Golf Game Patent Print Art |
| 1929 CONKLIN Step Operated Treadle Switch Patent |
| 1931 BIENENSTEIN Clip Fountain Pen CONKLIN Patent 31593 |
| 1968 CONKLIN Carom Bowling Game Patent Print Art |
| 1947 CONKLIN EDWARD Popgun Patent Print Art |
| 1925 CONKLIN DAVID Game Patent Print Art |
| 1926 CONKLIN Golf Ball Washing Apparatus Patent |
| 1936 BIENENSTEIN Clip Fountain Pen CONKLIN Patent 31707 |
| 1923 WRIGHT CONKLIN Automobile Lock Patent Print |
| 1932 CONKLIN Toy Telephone Simulating Set Patent 37559 |
| 1931 CONKLIN ROSCOE Pneumatic Gong Patent Print |
| 1935 CONKLIN ROSCOE Pneumatic Treadle Patent |
| 1934 CONKLIN CLAUDE Toy Magazine Gun Patent |
| 1888 CONKLIN Grave Casket Burial Coffin Patent 17764 |
| 1830 CONKLIN Plow Point Patent 51484 |
| CONKLIN GF MECHANICAL PENCIL PATENT 1920 L@@K! |