David A. Mandina

Follow

Person

Belle Chassa, LA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Acoustic transducer calibration block and method
- Patent number 7,578,166
- Issue date Aug 25, 2009
- Grant Prideco, L.P.
- Roger E. Ethridge
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ACOUSTIC TRANSDUCER SUPPORT FRAME AND METHOD
- Publication number 20090178465
- Publication date Jul 16, 2009
- Roger E. Ethridge
- G01 - MEASURING TESTING
Information Patent Application
ACOUSTIC TRANSDUCER CALIBRATION BLOCK AND METHOD
- Publication number 20090178466
- Publication date Jul 16, 2009
- Roger E. Ethridge
- G01 - MEASURING TESTING