Metallurgical apparatus
Means for treating ores or for extracting metals
By means applying heat to work, e.g., furnace
Inventor
active
No associations
LandOfFree
Francois Graffeuille does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Francois Graffeuille, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Francois Graffeuille will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-658798