Textiles: ironing or smoothing
Smoothing implements
Stretchers
Inventor
active
Cartridge for a dispenser of reactive chemicals
Controlled wafer relaxing in making composite lenses
Dispenser for reactive chemicals
Method and apparatus for molding ophthalmic lenses
Prepolymerization of monomer compositions containing diethylene
No associations
LandOfFree
Donald H. Petcen does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Donald H. Petcen, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Donald H. Petcen will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-789881