TIANJIN CHALLENGING TECHNOLOGY CONSULTLNG CO.LTD

Follow

Organization

Organizations

Please log in for detailed analytics

Patents Applicationslast 30 patents

Information Patent Application
DOUBLE-CRANKSHAFT VARIABLE COMPRESSION RATIO ENGINE
- Publication number 20170096934
- Publication date Apr 6, 2017
- TIANJIN CHALLENGING TECHNOLOGY CONSULTLNG CO.LTD
- Minglong Tang
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS