Vyking,
So far I have found 7 Patents on the Ventrassist, they are all included in the list of 4 Patents except one, which I will continue to look for...............but for the time being I think as Patents have been upgraded in Australia, they appear to be registered in the US.
http://www.freepatentsonline.com/result.html?query_txt=Ventrassist
Cheers dma
VCR
ventracor limited
Vyking,So far I have found 7 Patents on the Ventrassist, they...
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