|
US3259301A
|
|
Plastic-lined bags and method of making
|
|
US2938568A
|
|
Machine for and method of corrugating paper
|
|
US2816700A
|
|
Bags
|
|
US2803173A
|
|
Machines for and method of making multi-ply bags
|
|
US2952397A
|
|
Bags, composite material and method of making
|
|
US2790592A
|
|
Laminated material and bags and linings made therefrom
|
|
US2792326A
|
|
Bag, composite material, and method of making
|
|
US2737339A
|
|
Multiply bags
|
|
US2704106A
|
|
Method of making laminated material
|
|
US2677496A
|
|
Bag, composite material, and method of making
|
|
US2679887A
|
|
Method of making crinkled laminated material
|
|
US2660100A
|
|
Method of making bags
|
|
US2655080A
|
|
Method of and machine for forming linings
|
|
US2597305A
|
|
Bag
|
|
US2531931A
|
|
Composite material
|
|
US2521187A
|
|
Bag machine and method
|
|
US2538510A
|
|
Bag closure
|
|
US2434892A
|
|
Bag and composite material
|
|
GB570985A
|
|
Improvements in or relating to composite paper structures, including bags and other articles made therefrom
|
|
US2347673A
|
|
Valve bag
|
