AW

Andre Wittmann

📍 Metz, FR: #56 of 277 inventorsTop 25%
Overall (All Time): #1,672,839 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4732478 Process for determining, by optical emission spectrometry, the content in a steel of an element such as aluminum, in the dissolved state and in the precipitated state Gerard Willay, Bernard Boury 1988-03-22
4401625 Apparatus for preparing test samples Gerard Willay 1983-08-30
4329136 Apparatus for the automatic preparation of an X-ray spectrometry sample Gerard Willay 1982-05-11