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Old December 13th, 2006, 20:49   #10
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Join Date: Dec 2001
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What exactly is pattent pending? You built a You've built a piston exhaust cannon.... a potato gun.... like many people before you have.

nothing new.. sorry

piston slides foward... then slammed back when the valve is released.
History Major Cagematch : The worlds most boring fight

Last edited by Penguin; December 13th, 2006 at 20:52..
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