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US3587273A
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Conveyorized edge processing apparatus for duct-making and the like
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US3444776A
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Elastic-latching spacer for roll-forming machines and the like
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US3367168A
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Ram height adjustment mechanism for press brakes
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US3481813A
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Method and apparatus for preparing fibrous material in board or sheet form to enable deformation thereof,especially bending thereof into corners
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US3312463A
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Reciprocating feed apparatus for progressively delivering workpieces to a press, or the like
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US3447351A
|
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Roll forming machine including divided roll parts and spacers therefor
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US3306146A
|
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Support table apparatus for feeding sheet metal to a traversing shear
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US3270931A
|
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Apparatus for selectively feeding sheet material from a plurality of coils
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US3251593A
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Sheet material workpiece separator and feed apparatus
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US3242780A
|
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Duct board grooving machine having inside dimension compensator
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US3227026A
|
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Cut-off punch including rotatable discs
|
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US3251210A
|
|
Roll forming machines
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US3173322A
|
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Apparatus for cutting resilient blanket-like material
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US3102574A
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Ventilated wall construction for roll-former machines and the like
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US3102575A
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Press brake having means to offset ram deflection
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