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.)
F. LEATHERMAN and WILLIAM CHARLES HELLER ALFRED JR
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.)
W C Heller Jr
Original Assignee
W C Heller Jr
Filing date
Publication date
Application filed by W C Heller JrfiledCriticalW C Heller Jr
Application grantedgrantedCritical
Publication of AU413643B2publicationCriticalpatent/AU413643B2/en
Publication of AU1355166ApublicationCriticalpatent/AU1355166A/en