And once more a rare promotional version of Game&Watch was discovered:

A Blaupunkt Parachute!

Blaupunkt GmbH is a German manufacturer of electronics equipment, noted for its home and car audio equipment. It was a 100% subsidiary of Robert Bosch GmbH until March 1, 2009 (Date of closing).
Source: Wiki

The game was discovered outside of ebay. The previous owner of the game was first owner. He told, that such promo games were given to staff members of the company. They were supposed to give the games to their customers. But many promo game found its way to the home of the staff members instead, for their kids....

Many thanks to our member gameandwatch for providing the information and the pictures!