J. Clarence Karcher
... that J. Clarence Karcher invented the reflection seismograph and founded Geophysical Service Incorporated, which became Texas Instruments?
... that <b id="mwAsk"><a href="./J._Clarence_Karcher" id="mwAso" rel="mw:WikiLink" title="J. Clarence Karcher">J. Clarence Karcher</a></b> invented the <a href="./Reflection_seismology" id="mwAss" rel="mw:WikiLink" title="Reflection seismology">reflection seismograph</a> and founded <a class="mw-redirect" href="./Geophysical_Service_Incorporated" id="mwAsw" rel="mw:WikiLink" title="Geophysical Service Incorporated">Geophysical Service Incorporated</a>, which became <a href="./Texas_Instruments" id="mwAs0" rel="mw:WikiLink" title="Texas Instruments">Texas Instruments</a>?