Douglas O. Butler

Details Douglas O. Butler Douglas O. Butler

Brakes

Internal-resistance motion retarder

Having a thrust member with a variable volume chamber

Examiner

active

Affiliated with

No affiliations

Also associated with

Rating

Douglas O. Butler does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Douglas O. Butler, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Douglas O. Butler will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-P-1396829