Uncategorized
Inventor
Atmosphere controlling process for vacuum plants
Hydrocyanic acid production
Metallic magnesium production
Process and apparatus for the continuous production of...
Process and apparatus for the electro-thermal production of...
No associations
LandOfFree
Otto Bretschneider does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Otto Bretschneider, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Otto Bretschneider will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-94904