|
GB499193A
|
|
Improvements in or relating to reinforced collapsible file casings
|
|
US2201547A
|
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Expanding file
|
|
US2110556A
|
|
Reinforced collapsible file casing
|
|
US2275322A
|
|
Reinforced collapsible file with roller extension mounting
|
|
US2102820A
|
|
File
|
|
US2061485A
|
|
Reenforced collapsible file casing
|
|
US2277155A
|
|
Stacking device for storage files
|
|
US2139520A
|
|
Collapsible file
|
|
US2012857A
|
|
Reenforced drawer construction
|
|
US2181918A
|
|
Collapsible storage file casing
|
|
GB437024A
|
|
Improvements in or relating to receptacles such as transfer or storage files
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