|
GB840030A
|
|
Gathered sock oil filter
|
|
US3006480A
|
|
Gathered sock oil filter
|
|
US2954896A
|
|
Cover gasket
|
|
GB811550A
|
|
Method and apparatus for crumpling paper
|
|
GB827893A
|
|
Apparatus for removing sheets of material from a stack of material
|
|
GB793100A
|
|
Filter for liquids
|
|
US2924154A
|
|
Method and apparatus for crumpling paper
|
|
US2878016A
|
|
Apparatus for handling sheets of paper
|
|
US2801764A
|
|
Sealing structure
|
|
GB766470A
|
|
Improvements in or relating to liquid filters
|
|
US2709524A
|
|
Fluid filter
|
|
US2690802A
|
|
Method of and apparatus for stamping and stacking filter elements
|
|
US2762433A
|
|
Apparatus for perforating a strip of filter material for use in a filter element
|
|
US2713423A
|
|
Filter element
|
|
US2672984A
|
|
Filter
|
|
US2561685A
|
|
Filter
|
|
US2519506A
|
|
Filter
|
|
US2398041A
|
|
Fitting
|
|
US2354481A
|
|
Filter shell
|
|
US2381141A
|
|
Liquid purifier
|
