Dong Sun

Follow

Person

Belleville, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Boom slewing actuator system
- Patent number 8,123,053
- Issue date Feb 28, 2012
- EMS-Tech Inc.
- John B. Elder
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
BOOM SLEWING ACTUATOR SYSTEM
- Publication number 20110068075
- Publication date Mar 24, 2011
- EMS-TECH INC.
- John B. Elder
- B66 - HOISTING LIFTING HAULING