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.)
Sumner Ellsworth Paine and Wrignol Everett Quillen all uf Pennsylvania U. SA Boris Savely Rubinoff
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.)
National Tube Co
Original Assignee
National Tube Co
Filing date
Publication date
Application filed by National Tube CofiledCriticalNational Tube Co
Priority to AU29390/30ApriorityCriticalpatent/AU2939030B/en
Priority claimed from AU29390/30Aexternal-prioritypatent/AU2939030B/en
Publication of AU2939030ApublicationCriticalpatent/AU2939030A/en
Publication of AU2939030BpublicationCriticalpatent/AU2939030B/en