INTERFACE DEVICE FOR RENEWAL ELEVATOR
PROBLEM TO BE SOLVED: To match an electric use to an existing part and simplify the work by inputting an existing control board signal and a new control board signal to a landing terminal device and outputting the existing control board signal to a new part through an interface device. SOLUTION: Sin...
Saved in:
Main Authors | , |
---|---|
Format | Patent |
Language | English |
Published |
21.12.1999
|
Edition | 6 |
Subjects | |
Online Access | Get full text |
Cover
Loading…
Be the first to leave a comment!