|
ES147423A1
|
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Improvements in rubber dispersions in alcohol.
|
|
GB522460A
|
|
Improvements in or relating to the packaging of materials, particularly perishable foodstuffs
|
|
GB504111A
|
|
Improvements in or relating to the sealing of cans and like containers
|
|
GB477210A
|
|
Improvements in or relating to closures of glass jars and like containers
|
|
GB476481A
|
|
Improvements in or relating to water-resistant rubber compositions
|
|
ES132590A1
|
|
Improvements in the methods of preparing concrete and hydraulic cement.
|
|
US1585282A
|
|
Apparatus for drying lining material on covers
|
|
US1623529A
|
|
Apparatus for applying lining material to covers
|
