Latest Inventions, Goods, Services
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2019
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Invention
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Pipe/fitting with modified crimp allowing for both pipe and flexible duct installation. A pipe/fi... |
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2017
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Invention
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Sealed transverse locking pipe and fittings. A pipe and fitting coupling system includes a first ... |
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2016
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G/S
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Pipes, ducts, elbows, boots, rectangular ducts, wall stacks for ventilation, and spiral pipes all... |
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G/S
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Pipes, elbows, boots, rectangular ducts, wall stacks for ventilation, and spiral pipes all made o... |
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2015
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G/S
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Components of HVAC ductwork systems, namely, pipes, elbows, boots, rectangular ducts, wall stacks... |
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G/S
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Ductwork, ducting and related accessories for heating, ventilation and air conditioning systems, ... |
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2014
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Invention
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Roll former. A roll forming apparatus including a plurality of stations each including and an upp... |
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Invention
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Crimper. A crimping machine including a first shaft having a first crimping portion and a bead wh... |
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Invention
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Notcher.
A notching apparatus includes a stationary die, a notching die, a rod connected to the ... |
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