In rec.crafts.metalworking, Leon Fisk wrote:
Seeing that you took the time to read that, you might also be interested
in another one by the same gentleman. It is very similar with a few
"improvements". Patent number 1,162,871:

http://www.google.com/patents?id=a6h...intsec=drawing

I see he is now a citizen of the US.

Elijah
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no more subject of Bang