Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
Inventor
active
Audio or video apparatus with a built-in loudspeaker
Device for the exchange of information with an electronic memory
No associations
LandOfFree
Henricus H. Roelofs does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Henricus H. Roelofs, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Henricus H. Roelofs will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1395577