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.)
JAMES GORDON WALLACE
Original Assignee
JAMES GORDON WALLACE
Filing date
Publication date
Application filed by JAMES GORDON WALLACEfiledCriticalJAMES GORDON WALLACE
Application grantedgrantedCritical
Publication of FR476326ApublicationCriticalpatent/FR476326A/fr