Uncategorized
Inventor
Apparatus for colouring glass enclosures
Manufacture of tipless incandescent lamps
No associations
LandOfFree
Roscoe G. Phelps does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Roscoe G. Phelps, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Roscoe G. Phelps will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-111576