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.)
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.)
NORMAN HEDLEY PENGILLY
Original Assignee
NORMAN HEDLEY PENGILLY
Filing date
Publication date
Application filed by NORMAN HEDLEY PENGILLYfiledCriticalNORMAN HEDLEY PENGILLY
Priority to US470690ApriorityCriticalpatent/US3295865A/en
Priority to GB29313/65Aprioritypatent/GB1117087A/en
Application grantedgrantedCritical
Publication of AU292855B2publicationCriticalpatent/AU292855B2/en
Publication of AU4681564ApublicationCriticalpatent/AU4681564A/en