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US1747074A
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Conveying means in machines for manufacturing envelopes, paper bags, and the like
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GB272640A
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Improvements relating to machines for making envelopes, paper bags and the like
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GB270860A
|
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Improvements relating to machines for manufacturing envelopes, paper bags and the like
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GB257801A
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Process and apparatus for manufacturing envelopes, paper bags and the like
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US1648769A
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Feeding device for envelope or bag making machines
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GB244336A
|
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Improvements relating to the feeding devices of envelope or bag making machines
|
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US1648768A
|
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Manufacture of envelopes
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GB243960A
|
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Improvements relating to the manufacture of envelopes, paper bags and the like
|
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GB234418A
|
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Improvements relating to envelope making machines
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US1544402A
|
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Endless drying chain for envelope-making machines
|
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US1586366A
|
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Machine for gumming envelopes, paper bags, and the like
|
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GB208985A
|
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Improvements relating to envelope making machines
|
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GB204586A
|
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Improvements in envelope-making machines
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