|
US2011308327A1
|
|
Apparatus and method for measuring relative speed between a fluid and a reference
|
|
US4497338A
|
|
Relief valve
|
|
US4343188A
|
|
Fluid pressure indicating apparatus
|
|
US4272374A
|
|
Apparatus for treating wastewater
|
|
US4235413A
|
|
Electrically actuated valve
|
|
US3053004A
|
|
Fishing rod attachment with mechanical finger
|
|
US2982215A
|
|
Atomizing pump
|
|
US2494926A
|
|
Movie reader for children
|
|
US2345446A
|
|
Apparatus for handling liquids
|
|
US2412383A
|
|
Apparatus for pumping and atomizing liquid fuel
|
|
US1996789A
|
|
Fluid supply device
|
|
US1720753A
|
|
Drink dispenser
|
|
US1854095A
|
|
Water level indicator
|
|
US1688796A
|
|
Oil heater
|
|
US1599863A
|
|
Cotton cleaner
|
|
US1712806A
|
|
Steam generator
|
|
US1541758A
|
|
Crank-shaft and connecting-rod mechanism
|
|
US1552193A
|
|
Fluid-pressure engine
|
|
US1547288A
|
|
Wrist pin
|
|
US1446633A
|
|
Antifriction bearing
|
