First computer with real-time clock?

28 Jul 2004

HP-75C had one built in.

-W

...
  Date: Wed, 28 Jul 2004 20:39:25 -0700
 From: Marvin Johnston &lt;marvin(a)rain.org&gt;

 Assuming that you are not talking about S-100 clock/calendar 
 cards, the
 Lobo Drives Max-80 had a built in clock.

 Vintage Computer Festival wrote:

 Does anyone know what was the first computer to have a   built-in real-time
  clock?

 --

 Sellam Ismail                                          Vintage Computer Festival