|
US2796846A
|
|
Means for applying fluent coatings to web material at open width
|
|
US2593074A
|
|
Machine for the coating of webs of material
|
|
US2566002A
|
|
Bearing for rotating shafts
|
|
US2539287A
|
|
Antifriction ring element
|
|
US2593939A
|
|
Packing for rotating shafts
|
|
US2512471A
|
|
Means for changing the physical state of a substance
|
|
US2389012A
|
|
Means for the colloidal dispersion of materials
|
|
US2404606A
|
|
Method and machine for burnishing the surface of paper
|
|
US2389011A
|
|
Emulsion coating compositions
|
|
US2368176A
|
|
Machine for the coating of webs of paper and like absorbent material
|
|
US1657287A
|
|
Printing machine
|
|
US1665000A
|
|
Mercurial printing surface
|
|
US1492055A
|
|
Float-controlled device, such as feed-water regulators and the like
|
|
US1414001A
|
|
Fabric particularly applicable to the manufacture of ring packing for glands
|
|
US1443663A
|
|
Device for maintaining liquids at a constant level in their containers
|
