| 1965 JACOB FOLB Bow Sockets Patent Print Art |
| 1939 JACOB GEORGE SMITH Roller Skate Patent |
| 1935 JACOB Collapsible Portable Carriage Patent |
| 1932 COHEN JACOB Game Device Patent Print Art |
| 1934 JACOB WAGNER Airplane Patent Print Art |
| 1920 JACOB K SELENKOW Toy Patent Print Art |
| 1934 JACOB IVEMEYER Brake Beam Strut Patent |
| 1958 JACOB MARINSKY Ball And Race Toy Patent |
| 1925 JACOB RICH Game Patent Print Art |
| 1908 JACOB Panoramic Telescope Lens Design Patent 9446 |
| 1968 JACOB Vibrato And Tremolo System Patent |
| 1960 JACOB Control Stick Force Sensor Patent |
| 1943 JACOB BRUSSELL Button Holder Patent Print |
| 1930 JACOB REFSLAND Aeroplane Patent Print Art |
| 1961 JACOB Free Flight Arming Device Patent |
| 1945 JACOB Ship Construction Patent Print Art |
| 1960 JACOB Servo Control Mechanism Patent Print |
| 1920 LIND JACOB Vehicle Lock Patent Print Art |
| 1938 JACOB Open Stitch Sewing Machine Patent |
| 1936 JACOB Nautical Signaling Device Patent |