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.)
ALLEN-WALES ADDING MACHINE Corp
Original Assignee
ALLEN-WALES ADDING MACHINE Corp
Publication date
Application grantedgrantedCritical
Publication of CA440627ApublicationCriticalpatent/CA440627A/fr