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US4103821A
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Shipping envelope
|
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US3990354A
|
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Envelope making apparatus
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CA1020500A
|
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Quick opening envelope
|
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US3853262A
|
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Quick opening envelope
|
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CA1008415A
|
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Continuous web and affixed envelopes with selective spacing
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US3785231A
|
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Apparatus for cutting blanks
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CA944321A
|
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Notched flap envelope
|
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US3758025A
|
|
Continuous web and affixed envelopes with selective spacing
|
|
US3741085A
|
|
Apparatus for forming a continuous assembly of envelopes or the like
|
|
US3633816A
|
|
Fanfold envelope assembly
|
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US3650462A
|
|
Notched flap envelope
|
|
US3565728A
|
|
Method and apparatus for forming a continuous assembly of articles in overlapping and interconnected form
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|
US3547343A
|
|
Envelope assembly and envelope structure therefor
|
|
CA869384A
|
|
Continuous envelope track with guide edge perforations
|
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CA884133A
|
|
Method and apparatus for forming a continuous assembly of articles in overlapping and interconnected form
|
|
CA869383A
|
|
Envelope assembly and envelope structure therefor
|
