Hydraulic braking system for in-line roller skates
A Standard patent application filed on 20 August 1993 credited to Smathers, Jeffrey J
;
Smathers, David R.
Details
Application number :
50834
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Hydraulic braking system for in-line roller skates