| 1958 CLEMENT WARREN Fluid Type Spring Patent |
| 1965 BLACK Fluid Transporting System Patent |
| 1937 ERNEST HOETER Fluid Tight Watch Patent |
| 2001 LORENZO Veterinarian Fluid Comb LDG Patent 37137 |
| 1954 LIPPISCH Fluid Propelled Airplane Patent |
| 1950 TURNQUIST Fluid Propelled Airplane Patent |
| 1970 JOHNSON Fluid Monitor Unit WESTERN Patent 33924 |
| 1962 YOUNG Fluid Projection Apparatus Patent |
| 1968 ALLEN Fluid Exit Port For Boats Patent |
| 1951 BERNARD Fluid And Dustproof Case Patent |
| 1961 DON Automatic Fluid Powered Gun Patent |
| 1949 HAYNER THOMAS Fluid Projector Patent Print |
| 1970 CARSELLO Fluid Monitor Unit WESTERN Patent 33553 |
| 1934 TURSKY Fluid Compressor Design Patent 11963 |
| 1970 HOOVER Phototropic Fluid SIERRACIN Patent 33922 |
| 1943 LUCHT VICTOR Fluid Brake Patent Print Art |
| 1924 MARTIN Fluid Poison Applying Device Patent |
| 1936 STOVER Indicating Fluid Meter Patent 50748 |
| 1978 KRUEGER Fluid Valve System PHILLIPS Patent 42609 |
| 1949 LIND Geared Head Fluid DENSION Patent 19060 |