James Marvin Sawyer

Follow

Person

Memphis, TN, US

People

Patents Applicationslast 30 patents

Information Patent Application
Compact Dual Chamber Heat Exchange Unit
- Publication number 20200278155
- Publication date Sep 3, 2020
- James M. Sawyer
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Sawyer-singleton geothermal energy tank
- Publication number 20100193152
- Publication date Aug 5, 2010
- Calvin Monroe Singleton, JR.
- F28 - HEAT EXCHANGE IN GENERAL