Pre-amplifier for detection lasers within laser ultrasonic inspection systems

Details for Australian Patent Application No. 2007349242 (hide)

Owner Lockheed Martin Corporation

Inventors Drake Jr., Thomas E.; Dubois, Marc; Yawn, Kenneth R.

Agent Davies Collison Cave

Pub. Number AU-A-2007349242

PCT Pub. Number WO2008/115308

Priority 11/688,379 20.03.07 US

Filing date 21 December 2007

Wipo publication date 25 September 2008

International Classifications

G01N 29/24 (2006.01) Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves - Probes

G01H 9/00 (2006.01) Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means

G01N 21/17 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Systems in which incident light is modified in accordance with the properties of the material investigated

Event Publications

16 July 2009 PCT application entered the National Phase

  PCT publication WO2008/115308 Priority application(s): WO2008/115308

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