×
Log in
Get Started
Travel
Technology
Sports
Marketing
Education
Career
Social Media
+ Explore all categories
Report -
CPC COOPERATIVE PATENT CLASSIFICATION A HUMAN …€¦ · 21/012 . using frictional force-resisters {(electromagnetically-controlled brakes A63B 21/0056)} 21/0125 . . {with surfaces
Select
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Please pass captcha verification before submit form
