Communications: electrical
Condition responsive indicating system
Specific condition
Inventor
active
Breath alcohol ignition interlock device with biometric...
Calibration arrangement for breath testing equipment
Substance testing devices with photo identification
Substance testing devices with photo identification
Substance testing devices with photo identification
No associations
LandOfFree
Pierre M. Crespo does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Pierre M. Crespo, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pierre M. Crespo will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-2358819