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DE2839621A1
(de)
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Verpackungsmaschine
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US1939581A
(en)
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Machine for making spiral pipe
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EP0109413A1
(en)
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SCREW-SHAPED PIPE WINDING DEVICE.
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US20010018839A1
(en)
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Apparatus for forming tapered spiral tubes
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US3183695A
(en)
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Apparatus and process for producing perforated, corrugated, spiral, lock-seam pipe
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PL167971B1
(pl)
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Urzadzenie do wytwarzania z tasmy metalowej rur spawanych ze szwem srubowym PL PL
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US4438808A
(en)
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Heat exchanger tube
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PL44941B1
(oth)
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US4501948A
(en)
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Method and apparatus for forming spiral tubing
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WO1998015368A1
(en)
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Method and apparatus for skew corrugating foil
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US3090336A
(en)
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Spiral pipe welding machine
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EP0606337A1
(en)
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LOOP MACHINE FOR WINDING PROPELLER BELTS.
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CS275862B6
(en)
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Winding-up device for tube forming
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PL179477B1
(pl)
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Sposób i urzadzenie do wytwarzania spiralnie zwijanego przewodu rurowego ze szwem oraz przewód rurowy ze szwem spiralnie zwiniety PL PL PL
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JPH0117793B2
(oth)
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IL24691A
(en)
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Machine for manufacturing flexible tubing
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US3499307A
(en)
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Method and apparatus for controlling the diameter of spiral pipe
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US851152A
(en)
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Coiling-machine.
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PL69616B1
(oth)
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DE2134229C2
(de)
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Vorrichtung zum Umwickeln eines Rohres mit U-förmigem Band
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US964595A
(en)
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Machine for making flexible tubing.
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DE1604607A1
(de)
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Vorrichtung zum Verschweissen der Lagen von thermoplastischen Kunststoffolien
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DE3116990A1
(de)
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Maschine zur herstellung von schraubenfoermig gewickelten blechrohren
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JPS6323862B2
(oth)
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BRPI0802712A2
(pt)
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fÁbrica màvel de tubo helicoidal de chapa
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