Winding, tensioning, or guiding
Coil holder or support
Spool or core
Inventor
active
Arrangement for developing photomaterials in rotatable drum
Film developing spool
No associations
LandOfFree
Helmut Petsching does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Helmut Petsching, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Helmut Petsching will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1037634