|
US4411784A
|
|
Stacked plate transfer device
|
|
US4212538A
|
|
Method and apparatus for testing prescription glasses and other dual lenses optical devices
|
|
US4349440A
|
|
Capillary tube exchange device
|
|
US4419237A
|
|
Pleated kidney
|
|
US4324658A
|
|
Transfer device having a thin wall plate
|
|
US4140635A
|
|
Purification device
|
|
US4054333A
|
|
Bearing unit
|
|
US4054527A
|
|
Countercurrent capillary transfer device
|
|
US4199457A
|
|
Pleated artificial kidney
|
|
US4231878A
|
|
Capillary mass transfer device
|
|
US3910841A
|
|
Stacked exchange device
|
|
US3912637A
|
|
Exchange device
|
|
US3932283A
|
|
Fluid exchange device
|
|
US1530486A
|
|
Golf club
|
