Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
AU47982/59A
Inventor
Marthus Vander Burgi Cornelis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication of AU235672B2publicationCriticalpatent/AU235672B2/en
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
AU47982/59A1959-04-20Improvements in or relating to ultra-sonic devices for converting electrical energy into mechanical energy
Expired - LifetimeAU235672B2
(en)