On Fri, 10 Jan 2003 13:09:12 -0800
Martin Joseph <martyNT_at_barknaturalpet.com> wrote:
> Even if it was patented, which I doubt, the patent would only apply to
> the method described in the patent, not to any other means....
Its there for years on laptops, see
http://www.logic-instrument.de/ produkte/notebooks/tetranoteA.htm.
for example, of course there are others, too.
It was even available on some electric (electronic) typewriters ..
Lui
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