Adhesive bonding and miscellaneous chemical manufacture
Methods
Plaster board making
Inventor
active
Float-and-sink separator
Process and apparatus for the manufacture of fiber-reinforced hy
Process for the manufacture of objects from water-hardened mater
No associations
LandOfFree
Johann J. Jansen does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Johann J. Jansen, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Johann J. Jansen will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-346757