3rd May 2019, 12:01 pm
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#22
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Heptode
Join Date: Jan 2004
Location: Stockport, Greater Manchester, UK.
Posts: 827
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Re: Vintage SWAN brand percolator
The patent for the element is GB488305 and can be downloaded from:
https://worldwide.espacenet.com/data...C=A&popup=true
This includes drawings.
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