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US2017072583A1
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Mini punch
|
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US4545603A
|
|
Ring binding with broadened rings
|
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US4373558A
|
|
Bookbinding wire stock production method and apparatus
|
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US4020516A
|
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Apparatus for binding loose sheets
|
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US2995157A
|
|
Machine for helically binding books
|
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US2891585A
|
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Machine for making book binder elements
|
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US2555290A
|
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Bookbinder
|
|
GB678922A
|
|
Machine for binding books
|
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US2649120A
|
|
Machine for binding books
|
|
GB633172A
|
|
Improvements in or relating to book constructions
|
|
GB656178A
|
|
Improvements in or relating to machines for binding books
|
|
GB584921A
|
|
Improvements in or relating to the manufacture of helical binders for use in securing in book-form stacks of perforated sheets
|
|
US2413616A
|
|
Loose-leaf binder
|
|
US2388401A
|
|
Manufacture of helical binders
|
|
US2336856A
|
|
Spirally bound book
|
|
US2355214A
|
|
Bookbinder
|
|
US2300544A
|
|
Machine and method for binding books
|
|
US2228875A
|
|
Spiral binding
|
|
US2166519A
|
|
Spiral binding machine
|
|
US2149838A
|
|
Loose leaf binding
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