摘要 |
<p>A program storage device which can be variably programmed manually. The device comprises for this purpose at least one printed circuit board having primary electrical contact surfaces and at least one secondary contact surface; a transverse board with a row of slits for each circuit board; and slide contacts which are designed for insertion into any of the slits in the transverse board for electrical connection, according to a desired program, with the primary and secondary contact surfaces.</p> |