| 1960 CAMPBELL Design Invalid Walker Patent 33295 |
| 1861 CAMPBELL Cotton Gin Design Patent 8167 |
| 1987 CAMPBELL Design Seat Water Closet Patent 40537 |
| 1931 CAMPBELL Pneumatic Hammer Design ELECTRIC Patent 8 |
| 1855 CAMPBELL Riding Saddle Design Patent 10165 |
| 1964 CAMPBELL Toy Air Gun Design MARX Patent 23674 |
| 1916 CAMPBELL Design Harp Music HEALY LYON Patent 25450 |
| 1916 CAMPBELL Design Harp Music LYON HEALY Patent 25451 |
| 1916 CAMPBELL Harp Music Design LYON HEALY Patent 25452 |
| 1920 CAMPBELL Design Tobacco Pipe Patent 39178 |
| 1918 CAMPBELL Ornamental Design Harp HEALY Patent 25462 |
| 1950 CAMPBELL Ornamental Design Birdhouse Patent 39980 |
| 1951 CAMPBELL Design Drafting Instrument Patent 44694 |
| 1954 CAMPBELL Boat Ornamental Design Patent 21565 |
| 1919 CAMPBELL Garage Front Original Design Patent 43678 |
| 1920 CAMPBELL Ornamental Design Harp HEALY Patent 25468 |
| 1925 CAMPBELL Design Sign POCAHONTAS Patent 29097 |
| 1945 CAMPBELL Design Fan Casing CLIMAX Patent 30413 |
| 1902 CAMPBELL New Original Design Hoof Pad Patent 36236 |
| 1946 CAMPBELL Plate Developer Design Patent 24660 |