| 1937 BUTLER Retractable Landing Gear Patent |
| 1944 VAN SCOY TODD Airplane Hangar BUTLER Patent 43148 |
| 1968 BUTLER Adjustable Outboard Well Patent |
| 1876 BUTLER Toy Money Box Patent 7795 |
| 1938 BUTLER Ski Press Deformation Patent 22644 |
| 1908 BUTLER Foundry Flask Bottom Board Patent 12402 |
| 1929 BUTLER Design Traffic Signaling Tool Patent 49382 |
| 1953 BUTLER Ornamental Design Boat Patent 19311 |
| 1937 BUTLER Bird Feeder Station Patent 6267 |
| 1965 ORR Trim Gutter Structure BUTLER Patent 42802 |
| 1891 BUTLER Grave Casket Burial Coffin Patent 17681 |
| 1860 BUTLER Flexible Gas Tube Design Patent 17990 |
| 1941 CLARK HARRY Fish Net A H BUTLER Patent |
| 1935 BUTLER Electric Switch Housing ALPINE Patent 30282 |
| 1957 BUTLER Shock Dissipating Device Patent |
| 1928 BUTLER JOSEPH Machine Gun Mount Patent |
| 1884 BUTLER Prismatic Toy Design Patent 11864 |
| 1976 BUTLER Ornamental Design Snowshoe Patent 46630 |
| 1895 BUTLER Face Steamer Casing Patent 6677 |
| 1976 BUTLER Snowshoe Ornamental Design Patent 46629 |
| 1833 BUTLER Carriage Wheel Boxes RICE Patent 51849 |
| 1856 BUTLER Door Key Lock Patent 12761 |
| 1944 CLARK Design Implement Stand BUTLER Patent 43158 |
| 1968 BUTLER MAURICE Boat Controllers Patent |
| 1937 BUTLER Auxiliary Surface Control Patent |
| 1944 LARKIN Design Airplane Hangar BUTLER Patent 43151 |