|
US3999224A
|
|
Sharp-edged surface contours for rendering water bearing surfaces wet-slip resistant
|
|
US3942199A
|
|
Slip resistant surfaces for bathing fixtures, such as bathtubs and shower receptors
|
|
GB1170316A
|
|
Method of and apparatus for producing a Deionized Liquid Product by Electrodialysis
|
|
US3479448A
|
|
Automatic color balance for color television
|
|
US3462362A
|
|
Method of reverse osmosis
|
|
US3392100A
|
|
Method of,and apparatus for,producing deionized product liquid by differential solvent transfer through membranes
|
|
GB1001445A
|
|
Antipolorization membrane, system and method
|
|
GB858076A
|
|
Fluid fractionation by electrodialysis
|
|
GB536596A
|
|
Direction indicating instrument
|
|
GB536050A
|
|
Speed indicating system
|
|
GB537785A
|
|
Improvements in or relating to film-winding means for cinematograph and sound-reproducing apparatus
|
|
GB538472A
|
|
Apparatus for the reproduction of oscillations
|
|
GB533868A
|
|
Device for indicating speed relations of associated engines
|
|
GB530722A
|
|
Improved electrically heated pitot static tube
|
|
GB527465A
|
|
Improvements in rate of change of pressure responsive instruments
|
|
US2211464A
|
|
Power transmission device
|
|
US2225698A
|
|
Power transmission device
|
|
GB526164A
|
|
Improvements in direction indicators
|
|
GB509682A
|
|
Improvements in rate of climb indicators for aircraft
|
|
US2236139A
|
|
Power transmission device
|
