| |
 |
Lebrun Xavier Patents |
|
Inventor: Xavier; Lebrun
Address: Paris, FR
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4723707 |
Apparatus for provoking precipitation |
February 9, 1988 |
| An installation intended to cause precipitation at a site includes a lance for spraying water into the air using a pump that is controlled by a timer. A lightning conductor is erected at the site for protecting the timer and pump from lightning, as well as protecting a tank containing |
|
|
|
