Michael V. Caldwell

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Fresno, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Vortex exhaust recovery system having improved muffler
- Patent number 8,220,442
- Issue date Jul 17, 2012
- Michael V. Caldwell
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
VORTEX EXHAUST RECOVERY SYSTEM HAVING IMPROVED MUFFLER
- Publication number 20120125300
- Publication date May 24, 2012
- Michael V. Caldwell
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES