YF

Yvonne Frey

📍 Münsingen, CH: #29 of 69 inventorsTop 45%
Overall (All Time): #2,320,611 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5076169 Incendiary fragmentation particle, a method for its production, as well as the use thereof Rene Jeanquartier, Roland H. P. Hess 1991-12-31
4898098 Device for the rapid generation of a smoke screen and a method for preparing a smoke charge Jorg Kutzli, Walter Rauber, Hans Schmocker, Markus Tobler 1990-02-06