[ot] life of bright LED

Wed May 16 14:53:57 PDT 2007

On Wed, 16 May 2007 19:06:54 +0800
Man-wai Chang <mwchang at i-cable.com> wrote:

> > There is a book with all the pills in color plates.
> 
> Out of curiosity, is there a rule among pill manufacturers to guarantee 
> each pill have a unique appearance (like public IPs)?
> 

Not really. But the more distinctive shapes/colors are trademarked. 
However it is in their best interest to avoid confusion by dual colors, 
capsule banding, stamping, shape etc.

Ronnie