| 1920 ADAMS ARTHUR Service Table Patent Print Art |
| 1920 LOOMIS ARTHUR Walking Toy Horse Patent |
| 1920 ARTHUR DAVIS Scarecrow Patent Print Art |
| 1920 THURNAU ARTHUR Toy Aeroplane Patent Print |
| 1920 PAGE ARTHUR Tracking Device Patent Print |
| 1920 ARTHUR JAMES ELLIOTT Anchor Patent Print |
| 1920 BRADISH ARTHUR Toy Figure Patent Print Art |
| 1920 ARTHUR BRUNELLE Fly Chaser Patent Print Art |
| 1920 SCHREINER ARTHUR Resonator Patent Print Art |
| 1920 MCDONALD ARTHUR Gear Shift Lock Patent |
| 1920 OELHAFEN ARTHUR Toy Vehicle Patent Print |
| 1920 FREEMAN ARTHUR Release Hook Patent Print |
| 1920 NICHOLS ARTHUR Boat EDWIN B MEISSNER Patent |
| 1920 STRAMPE ARTHUR Flytrap Patent Print Art |
| 1920 ARTHUR HAMMERSTROM Sled Brake Patent Print |
| 1920 SMITH ARTHUR Airplane Patent Print Art |
| 1920 ARTHUR MORRISON Hog Oiler Patent Print Art |
| 1920 ARTHUR WHITE Wheeled Toy Patent Print Art |
| 1920 ARTHUR ASPLET Trundle Toy Patent Print Art |
| 1920 THISTLETHWAITE ARTHUR Gun Barrel Patent |
| 1920 LYONS ARTHUR Reversing Propeller Patent |
| 1920 ARTHUR CROCKETT Trap Gun Patent Print Art |
| 1920 JEWETT ARTHUR Shot Shell Patent Print Art |