On 20/03/2024 08:37, Roland Perry wrote:
> In message , at 18:02:21 on Tue, 19 Mar
> 2024, The Natural Philosopher remarked:
>
>> *I* thought it was one of those cheap rate 0845 numbers.
>
> They were invented by my telecoms consultant at UKOnline (he also worked
> for Demon) in 1995, which is long after the period we were originally
> discussing.
What was invented? I thought non-geographic numbers were invented by
AT&T (Bell Labs?) when they developed a technique to translate dialled
numbers by lookup during call setup. It was one of their most lucrative
patent families.
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