Inventor

BECKMANN RONALD L

US3 patents

Patents

3 patents

US4458937AJul 10, 1984

Drag reducer for tractor trailer

GEN MOTORS CORP48 citations89

US5588334ADec 31, 1996

Cable core adjuster with lock members

GEN MOTORS CORP12 citations67

US5571237ANov 5, 1996

Cable core adjuster with lock members

GEN MOTORS CORP17 citations67