Uncategorized
Inventor
Electric glass furnace and method
Electrodes for glass melting furnaces
Glass melting furnaces
Means for heating glass preparatory to delivery
No associations
LandOfFree
Douglas G. Hann does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Douglas G. Hann, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Douglas G. Hann will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-157951