Geometrical instruments
Area integrators
Electrical
Inventor
active
Interchangeable spacer gauge
Method of making an expandable mandrel having a thin cylindrical
Workpiece holding device
No associations
LandOfFree
Russell E. DuBois, Sr. does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Russell E. DuBois, Sr., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Russell E. DuBois, Sr. will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-667713