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.)
National Postal Meter Co
Original Assignee
Edward P Drake
National Postal Meter Co
Publication date
Application grantedgrantedCritical
Publication of CA450018ApublicationCriticalpatent/CA450018A/fr