Education and demonstration
Means for demonstrating apparatus, product, or surface...
Chalkboard or equivalent means having easily erasable surface
Inventor
active
Modularized visual training aid for classroom instruction
Modularized visual training aid for classroom instruction
Soap dish
No associations
LandOfFree
Phillip C. Dretzka does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Phillip C. Dretzka, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Phillip C. Dretzka will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1094618