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US1249354A
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Paper-bag machine.
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US1217161A
|
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Pneumatic press-feeding means.
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US1207149A
|
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Pneumatic press-feeding means.
|
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US1210618A
|
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Bag-counting means.
|
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US1164585A
|
|
Pneumatic feeder for presses.
|
|
US1164586A
|
|
Roll-tightening machine.
|
|
US1206754A
|
|
Machine for making cores from a roll of paper.
|
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US1165765A
|
|
Diamond-forming means of paper-bag machines.
|
|
US1076491A
|
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Pneumatic press-feeding means.
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CA271452A
|
|
Package
|
|
CA253617A
|
|
Paper bag making machine
|
|
CA253398A
|
|
Dust and insect proof package
|
|
CA254723A
|
|
Shearing device for envelope making machines
|
|
CA271304A
|
|
Reinforcing closure means for paper bags
|
